University of Alberta Museums Search
Species -
Erigeron nivalis
Nuttall
Taxonomic Hierarchy for University of Alberta Vascular Plant Herbarium
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1 result for "
Erigeron nivalis
Nuttall"
University of Alberta Vascular Plant Herbarium
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Taxonomic Hierarchy for University of Alberta Vascular Plant Herbarium
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Kingdom
Plantae
Expand
Division
Ferns and Fern Allies
Expand
Class
Lycopodiopsida
Expand
Order
Isoetales
Expand
Family
Isoetaceae
Expand
Genus
Isoetes L.
Expand
Species
Isoetes bolanderi
Engelm.
Species
Isoetes lacustris
L.
Species
Isoetes malinverniana
Ces. & De Not.
Species
Isoetes muricata
Durieu
Species
Isoetes tuckermanii
A. Braun ex Engelm.
Order
Lycopodiales
Expand
Family
Lycopodiaceae
Expand
Genus
Dendrolycopodium A. Haines
Expand
Species
Dendrolycopodium dendroideum
(Michaux) A. Haines
Genus
Diphasiastrum Holub
Expand
Species
Diphasiastrum alpinum
(L.) Holub
Species
Diphasiastrum alpinum
(L.) Holub ×
Diphasiastrum sitchense
(Rupr.) Holub
Species
Diphasiastrum complanatum
(L.) Holub
Species
Diphasiastrum digitatum
(Dill.) Holub
Species
Diphasiastrum tristachyum
(Pursh) Holub
Genus
Diphasium C. Presl ex Rothm.
Expand
Species
Diphasium complanatum (L.) Rothm.
Expand
subspecies
Diphasium complanatum
(L.) Rothm. ssp.
montellii
Kukkonen
Genus
Huperzia Bernh.
Expand
Species
Huperzia haleakalae
(Brack.) Holub
Species
Huperzia miyoshiana
(Makino) Ching
Species
Huperzia occidentalis
(Clute) Kartesz & Gandhi
Species
Huperzia selago
(L.) Bernh. ex Schrank & Mart.
Genus
Lycopodium L.
Expand
Species
Lycopodium alopecuroides
L.
Species
Lycopodium alpinum
L.
Species
Lycopodium anceps
Wallr.
Species
Lycopodium annotinum
L.
Expand
subspecies
Lycopodium annotinum
L. ssp.
annotinum
subspecies
Lycopodium annotinum
L. ssp.
pungens
(Bach. Pyl.) Hultén
variety
Lycopodium annotinum
L. var.
acrifolium
Fern.
variety
Lycopodium annotinum
L. var.
alpestre
Hartm.
variety
Lycopodium annotinum
L. var.
annotinum
Expand
form
Lycopodium annotinum
L. forma
proliferum
Lepage
variety
Lycopodium annotinum
L. var.
pungens
Desv.
Species
Lycopodium cernuum
L.
Expand
variety
Lycopodium cernuum
L. var.
pendulum
Hook.
Species
Lycopodium clavatum
L.
Expand
variety
Lycopodium clavatum
L. var.
monostachyon
Hook. & Grev.
Species
Lycopodium contiguum
Klotzsch
Species
Lycopodium dendroideum
Michx.
Species
Lycopodium fastigiatum
R. Br.
Species
Lycopodium flabelliforme
(Fern.) Blanch.
Species
Lycopodium inundatum
L.
Species
Lycopodium jussiaei
Desv. ex Poir.
Species
Lycopodium lagopus
(Laest. ex C. Hartm.) Zinserl. ex Kuzen.
Species
Lycopodium lucidulum
Michx.
Species
Lycopodium meridionale
Underw. & Lloyd
Species
Lycopodium myrtifolium
G. Forst.
Species
Lycopodium obscurum
L.
Expand
variety
Lycopodium obscurum
L. var.
dendroideum
(Michx.) D. C. Eaton
Species
Lycopodium phylatium
Species
Lycopodium reflexum
Lam.
Species
Lycopodium sabinaefolium
Willd.
Species
Lycopodium scariosum
G. Forst.
Species
Lycopodium selago
L.
Expand
subspecies
Lycopodium selago
L. ssp.
selago
Species
Lycopodium thyoides
Humb. & Bonpl. ex Willd.
Species
Lycopodium varium
R. Br.
Species
Lycopodium volubile
G. Forst.
Species
Lycopodium complanatum L.
Expand
variety
Lycopodium complanatum
L. var.
gartonis
B. Boivin
Order
Selaginellales
Expand
Family
Selaginellaceae
Expand
Genus
Selaginella P. Beauv.
Expand
Species
Selaginella apoda
(L.) Spring
Species
Selaginella bigelovii
Underw.
Species
Selaginella densa
Rydb.
Expand
variety
Selaginella densa
Rydb. var.
densa
variety
Selaginella densa
Rydb. var.
scopulorum
(Maxon) Tryon
variety
Selaginella densa
Rydb. var.
standleyi
(Maxon) Tryon
Species
Selaginella douglasii
(Hook. & Grev.) Spring
Species
Selaginella helvetica
(L.) Link
Species
Selaginella longipinna
Warb.
Species
Selaginella oregana
D. C. Eaton
Species
Selaginella rupestris
(L.) Spring
Species
Selaginella sanguinolenta
(L.) Spring
Species
Selaginella scopulorum
Maxon
Species
Selaginella selaginoides
(L.) Link
Species
Selaginella sibirica
(Milde) Hieron.
Species
Selaginella standleyi
Maxon
Species
Selaginella watsonii
Underw.
Class
Polypodiopsida
Expand
Order
Cyatheales
Expand
Family
Cyatheaceae
Expand
Genus
Cyathea Sm.
Expand
Species
Cyathea costaricensis
(Mett. ex Kuhn) Domin
Species
Cyathea smithii
Hook. f.
Family
Dicksoniaceae
Expand
Genus
Dicksonia L'Hér.
Expand
Species
Dicksonia antarctica
Labill.
Order
Equisetales
Expand
Family
Equisetaceae
Expand
Genus
Equisetum L.
Expand
Species
Equisetum arvense
L.
Expand
subspecies
Equisetum arvense
L. ssp.
alpestre
(Wahlenb.) Schonswetter & Elven
variety
Equisetum arvense
L. var.
boreale
(Bong.) Rupr.
form
Equisetum arvense
L. forma
alpestre
(Wahlenb.) Luerss.
form
Equisetum arvense
L. forma
boreale
(Bong.) Rupr.
form
Equisetum arvense
L. forma
campestre
(C. F. Schultz) Klinge
form
Equisetum arvense
L. forma
decumbens
(Meyer) Klinge
form
Equisetum arvense
L. forma
diffusum
(A. A. Eaton) Clute
form
Equisetum arvense
L. forma
nemorosum
A. Br. ex Doll
form
Equisetum arvense
L. forma
pseudonemorosum
B. Boivin
form
Equisetum arvense
L. forma
ramulosum
(Rupr.) Klinge
Species
Equisetum fluviatile
L.
Expand
variety
Equisetum fluviatile
L. var.
verticillatum
Döll
form
Equisetum fluviatile
L. forma
Linnaeanum
(Doell) Broun
Species
Equisetum hyemale
L.
Expand
subspecies
Equisetum hyemale
L. ssp.
affine
(Engelm.) Calder & Roy L. Taylor
variety
Equisetum hyemale
L. var.
affine
(Engelm.) A. A. Eaton
variety
Equisetum hyemale
L. var.
elatum
(Engelm.) Morton
variety
Equisetum hyemale
L. var.
intermedium
A. A. Eaton
variety
Equisetum hyemale
L. var.
robustum
(A. Br.) A. A. Eaton
Species
Equisetum hyemale
×
ramosissimum teste
Walo Koch
Species
Equisetum intermedium
Rydb.
Species
Equisetum laevigatum
A. Br.
Species
Equisetum limosum
L.
Expand
variety
Equisetum limosum
L. var.
verticillatum
Doll
form
Equisetum limosum
L. forma
verticillatum
Doll
Species
Equisetum litorale
Kuhlew.
Species
Equisetum palustre
L.
Expand
variety
Equisetum palustre
L. var.
simplicissimum
A. Br.
Species
Equisetum pratense
Ehrh.
Species
Equisetum prealtum
Raf.
Species
Equisetum ramosissimum
Desf.
Species
Equisetum ramosissimum
Desf. ×
Equisetum variegatum
Schleich.
Species
Equisetum scirpoides
Michx.
Species
Equisetum sylvaticum
L.
Expand
variety
Equisetum sylvaticum
L. var.
multiramosum
(Fern.) Wherry
variety
Equisetum sylvaticum
L. var.
pauciramosum
Milde
form
Equisetum sylvaticum
L. forma
opsistachyum
Lepage
Species
Equisetum trachyodon
A. Br. teste Walo Koch
Species
Equisetum variegatum
Schleich.
Expand
subspecies
Equisetum variegatum
Schleich. ssp.
variegatum
variety
Equisetum variegatum
Schleich. var.
jesupii
A. A. Eaton
Species
Equisetum kansanum Schaffner
Expand
form
Equisetum kansanum
Schaffner forma
ramosum
(A. A. Eaton) Braun
Species
Equisetum telmateia Ehrh.
Expand
variety
Equisetum telmateia
Ehrh. var.
braunii
Milde
Order
Gleicheniales
Expand
Family
Gleicheniaceae
Expand
Genus
Dicranopteris Bernh.
Expand
Species
Dicranopteris emarginate
(Brack.) W. J. Rob.
Genus
Gleichenia Sm.
Expand
Species
Gleichenia microphylla
R. Br.
Genus
Sticherus C. Presl
Expand
Species
Sticherus flabellatus
(R. Br.) H. St. John
Order
Hymenophyllales
Expand
Family
Hymenophyllaceae
Expand
Genus
Gonocormus Bosch
Expand
Species
Gonocormus minutus
(Blume) Bosch
Genus
Hymenophyllum Sm.
Expand
Species
Hymenophyllum cupressiforme
Labill.
Species
Hymenophyllum flabellatum
Labill.
Species
Hymenophyllum moorei
Bak.
Species
Hymenophyllum multifidum
(G. Forst.) Swartz
Species
Hymenophyllum rarum
R. Br.
Species
Hymenophyllum sanguinolentum
(Forest. f.) Sw.
Genus
Macroglena (C. Presl) Copel.
Expand
Species
Macroglena brassii
Croxall
Genus
Mecodium (Copel.) C. Presl ex Copel.
Expand
Species
Mecodium recurvum
(Gaud.) Copel.
Species
Mecodium wrightii
(Bosch) Copel.
Genus
Polyphlebium Copel.
Expand
Species
Polyphlebium venosum
(R. Br.) Copel.
Genus
Trichomanes L.
Expand
Species
Trichomanes krausii
Hook. & Grev.
Species
Trichomanes petersii
A. Gray
Species
Trichomanes punctatum
Poir.
Species
Trichomanes reniforme
G. Forst.
Order
Marattiales
Expand
Family
Marattiaceae
Expand
Genus
Angiopteris Hoffm.
Expand
Species
Angiopteris evecta
Hoffm.
Order
Ophioglossales
Expand
Family
Ophioglossaceae
Expand
Genus
Botrychium Sw.
Expand
Species
Botrychium dissectum
Spreng.
Species
Botrychium hesperium
(Maxon & R. T. Clausen) W. H. Wagner & Lellinger
Species
Botrychium lunaria
(L.) Sw.
Expand
variety
Botrychium lunaria
(L.) Sw. var.
lunaria
variety
Botrychium lunaria
(L.) Sw. var.
onondagense
(Underw.) House
Species
Botrychium minganense
Vict.
Species
Botrychium neolunaria
Stensvold & Farrar ined.
Species
Botrychium pinnatum
H. St. John
Species
Botrychium pumicola
Coville ex Underw.
Species
Botrychium tenebrosum
A. A. Eaton
Species
Botrychium virginianum
(L.) Sw.
Species
Botrychium yaaxudakeit
Stensvold & Farrar
Species
Botrychium multifidum (S. G. Gmel.) Rupr.
Expand
variety
Botrychium multifidum
(S. G. Gmel.) Rupr. var.
intermedium
(D. C. Eaton) Farw.
Species
Botrychium simplex E. Hitchc.
Expand
variety
Botrychium simplex
E. Hitchcock var.
compositum
(Lasch) Milde
variety
Botrychium simplex
E. Hitchcock var.
simplex
Genus
Botrypus Michx.
Expand
Species
Botrypus virginianus
(L.) Michx.
Genus
Ophioglossum L.
Expand
Species
Ophioglossum vulgatum
L.
Genus
Sceptridium Lyon
Expand
Species
Sceptridium dissectum
(Sprengel) Lyon
Species
Sceptridium multifidium
(S. G. Gmel.) Nishida ex Tagawa
Species
Sceptridium oneidense
(Gilbert) Holub
Order
Osmundales
Expand
Family
Osmundaceae
Expand
Genus
Osmunda L.
Expand
Species
Osmunda cinnamomea
L.
Expand
variety
Osmunda cinnamomea
L. var.
asiatica
Fern.
Species
Osmunda claytoniana
L.
Species
Osmunda regalis L.
Expand
variety
Osmunda regalis
L. var.
spectabilis
(Willd.) A. Gray
Genus
Todea Willd. ex Bernh.
Expand
Species
Todea superba
Col.
Order
Polypodiales
Expand
Family
Aspleniaceae
Expand
Genus
Asplenium L.
Expand
Species
Asplenium bulbiferum
G. Forst.
Species
Asplenium filix-femina
(L.) Bernh.
Species
Asplenium flaccidum
G. Forst.
Species
Asplenium fontanum
(L.) Bernh.
Species
Asplenium friesiorum
C. Chr.
Species
Asplenium montanum
Willd.
Species
Asplenium nidus
L.
Species
Asplenium onopteris
L.
Species
Asplenium platyneuron
(L.) Oakes
Species
Asplenium ruta-muraria
L.
Species
Asplenium septentrionale
(L.) Hoffm.
Species
Asplenium tenerum
G. Forst.
Species
Asplenium trichomanes
L.
Expand
variety
Asplenium trichomanes
L. var.
vespertinum
(Maxon) Jeps.
Species
Asplenium viride
Huds.
Species
Asplenium scolopendrium L.
Expand
variety
Asplenium scolopendrium
L. var.
americanum
(Fern.) Kartesz & Gandhi
Genus
Camptosorus Link
Expand
Species
Camptosorus rhizophyllus
(L.) Link.
Genus
Phyllitis Hill
Expand
Species
Phyllitis scolopendrium (L.) Newm.
Expand
variety
Phyllitis scolopendrium
(L.) Newm. var.
americanum
Fern.
Family
Athyriaceae
Expand
Genus
Athyrium Roth
Expand
Species
Athyrium crenatum
(Somf.) Rupr.
Species
Athyrium distentifolium
Tausch ex Opiz
Expand
variety
Athyrium distentifolium
Tausch ex Opiz var.
americanum
(Butters) B. Boivin
Species
Athyrium filix-femina
(L.) Roth
Expand
variety
Athyrium filix-femina
(L.) Roth var.
cyclosorum
Rupr.
variety
Athyrium filix-femina
(L.) Roth var.
michauxii
(Spreng.) Farw.
variety
Athyrium filix-femina
(L.) Roth var.
sitchense
Rupr.
Species
Athyrium pycnocarpon
(Spreng.) Tidestr.
Species
Athyrium thelypteroides
(Michx.) Desv.
Genus
Diplazium Sw.
Expand
Species
Diplazium franconis
Liebm.
Species
Diplazium sibiricum
(Turc.) Jermey
Family
Blechnaceae
Expand
Genus
Blechnum L.
Expand
Species
Blechnum capense
(L.) Schlecht.
Species
Blechnum discolor
(G. Forst.) Keyserl.
Species
Blechnum dusum
(Moore) Christen
Species
Blechnum fraxineum
Willd.
Species
Blechnum occidentale
L.
Species
Blechnum patersonii
(R. Br.) Mett.
Species
Blechnum spicant
(L.) Sm.
Genus
Doodia R. Br.
Expand
Species
Doodia aspera
R. Br.
Species
Doodia caudata
(Cav.) R. Br.
Genus
Sadleria Kaulfuss
Expand
Species
Sadleria cyatheoides
Kaulf.
Genus
Struthiopteris Scop.
Expand
Species
Struthiopteris spicant
(L.) F. W. Weiss
Genus
Woodwardia Sm.
Expand
Species
Woodwardia angustifolia
Sm.
Species
Woodwardia fimbriata
Sm.
Species
Woodwardia spinulosa
M. Martens & Galeotti
Species
Woodwardia virginica
(L.) Sm.
Species
Woodwardia radicans (L.) Sm.
Expand
variety
Woodwardia radicans
(L.) Sm. var.
americana
Hook.
Family
Cystopteridaceae
Expand
Genus
Cystopteris Bernh.
Expand
Species
Cystopteris bulbifera
(L.) Bernh.
Species
Cystopteris filix-fragilis
(L.) Borb.
Species
Cystopteris laurentiana
(Weath.) Blasdell
Species
Cystopteris fragilis (L.) Bernh.
Expand
subspecies
Cystopteris fragilis
(L.) Bernh. ssp.
eufragilis
Asch. & Graebn.
variety
Cystopteris fragilis
(L.) Bernh. var.
fragilis
variety
Cystopteris fragilis
(L.) Bernh. var.
laurentiana
Weath.
Genus
Gymnocarpium Newm.
Expand
Species
Gymnocarpium remotipinnatum
(Bonap.) Ching
Species
Gymnocarpium dryopteris (L.) Newm.
Expand
form
Gymnocarpium dryopteris
(L.) Newm. forma
glandulosa
(R. M. Tryon) Soper
Species
Gymnocarpium jessoense (Koidz.) Koidz.
Expand
subspecies
Gymnocarpium jessoense
(Koidz.) Koidz. ssp.
parvulum
Sarvela
Family
Dennstaedtiaceae
Expand
Genus
Anisosorus Trevis. ex Maxon
Expand
Species
Anisosorus hirsutus
(L.) Undw. & Maxon
Genus
Dennstaedtia Bernh.
Expand
Species
Dennstaedtia punctilobula
(Michx.) T. Moore
Species
Dennstaedtia rubiginosa
(Kaulf.) T. Moore
Genus
Histiopteris (J. Agardh) J. Sm.
Expand
Species
Histiopteris incisa
(Thunb.) J. Sm.
Genus
Pteridium Gled. ex Scop.
Expand
Species
Pteridium aquilinum
(L.) Kuhn
Expand
variety
Pteridium aquilinum
(L.) Kuhn var.
caudatum
(L.) Sadeb.
variety
Pteridium aquilinum
(L.) Kuhn var.
lanuginosum
(Bong.) Fern.
variety
Pteridium aquilinum
(L.) Kuhn var.
latiusculum
(Desv.) Underw. ex A. Heller
variety
Pteridium aquilinum
(L.) Kuhn var.
pubescens
Underw.
Family
Dryopteridaceae
Expand
Genus
Dryopteris Adans.
Expand
Species
Dryopteris arguta
(Kaulf.) Watt.
Species
Dryopteris assimilis
S. Walker
Species
Dryopteris austriaca
(Jacq.) Woyn. ex Schinz & Thell.
Species
Dryopteris borreri
(Newman) V. I. Krecz.
Species
Dryopteris borreri
(Newman) V. I. Krecz. ×
Dryopteris filix-mas
(L.) Schott
Species
Dryopteris carthusiana
(Vill.) H. P. Fuchs
Species
Dryopteris dilatata
(Hoffm.) A. Gray
Expand
subspecies
Dryopteris dilatata
(Hoffm.) A. Gray ssp.
americana
(Fisch.) Hultén
Species
Dryopteris disjuncta
(Rupr.) C. V. Morton
Species
Dryopteris expansa
(C. Presl.) Fraser-Jenkins & Jermy
Species
Dryopteris fragrans
(L.) Schott
Species
Dryopteris goldiana
(Hook. ex Goldie) A. Gray
Species
Dryopteris linnaeana
C. Chr.
Species
Dryopteris marginalis
(L.) A. Gray
Species
Dryopteris noveboracensis
A. Gray
Species
Dryopteris paleacea
(T. Moore) Hand.-Mazz.
Species
Dryopteris remota
(A. Braun ex Doll) Druce
Species
Dryopteris spinulosa
(Muell.) Watt
Species
Dryopteris sprengelii
(Kaulf.) Kuntze
Species
Dryopteris pilosa (M. Martens & Galeotti) C. Chr.
Expand
variety
Dryopteris pilosa
(M. Martens & Galeotti) C. Chr. var.
procurrens
C.Chr.
Genus
Elaphoglossum Schott ex J. Sm.
Expand
Species
Elaphoglossum hirtum
(Sw.) C. Chr.
Species
Elaphoglossum piloselloides
(C. Presl) T. Moore
Genus
Polystichum Roth
Expand
Species
Polystichum acrostichoides
(Michx.) Schott
Species
Polystichum aculeatum
(L.) Roth ex Mert.
Species
Polystichum andersonii
Hopkins
Species
Polystichum lonchitis
(L.) Roth
Species
Polystichum munitum
(Kaulf.) C. Presl
Expand
variety
Polystichum munitum
(Kaulf.) C. Presl var.
imbricans
(D. C. Eaton) Maxon
variety
Polystichum munitum
(Kaulf.) C. Presl var.
munitum
Species
Polystichum scopulinum
(D. C. Eaton) Maxon
Species
Polystichum setiferum
(Forssk.) Moore ex Woyn.
Species
Polystichum vestitum
(G. Forst.) C. Presl
Species
Polystichum braunii (Spenn.) Fée
Expand
variety
Polystichum braunii
(Spenn.) Fée var.
purshii
Fern.
Family
Lindsaeaceae
Expand
Genus
Odontosoria Fée
Expand
Species
Odontosoria guatemalensis
H. Christ
Family
Nephrolepidaceae
Expand
Genus
Nephrolepis Schott
Expand
Species
Nephrolepis cordifolia
(L.) C. Presl
Species
Nephrolepis exaltata (L.) Schott
Expand
variety
Nephrolepis exaltata
(L.) Schott var.
bostoniensis
Davenp.
Family
Onocleaceae
Expand
Genus
Matteuccia Tod.
Expand
Species
Matteuccia struthiopteris (L.) Todaro
Expand
variety
Matteuccia struthiopteris
(L.) Todaro var.
pensylvanica
(Willd.) C. V. Morton
Genus
Onoclea L.
Expand
Species
Onoclea sensibilis
L.
Family
Polypodiaceae
Expand
Genus
Adenophorus
Gaudich.
Genus
Amphoradenium
Desv.
Genus
Grammitis
Sw.
Expand
Species
Grammitis armstrongii
Tindale
Species
Grammitis billardierei
Willd.
Species
Grammitis pumila
(Massee ex C. Chr.) Stolze
Species
Grammitis tenella
Kaulf.
Genus
Pleopeltis
Humb. & Bonpl. ex Willd.
Genus
Xiphopteris
Kaulf.
Genus
Acrosorus Copel.
Expand
Species
Acrosorus triangularis
Cop.
Genus
Dictymia J. Smith
Expand
Species
Dictymia brownii
(Wikstr.) Cokel.
Genus
Drynaria (Bory) J. Sm.
Expand
Species
Drynaria rigidula
(Sw.) Bedd.
Genus
Microsorum Link
Expand
Species
Microsorum diversifolium
(Willd.) Copel.
Species
Microsorum scandens
(G. Forst.) Tindale
Genus
Phymatosorus Pic. Serm.
Expand
Species
Phymatosorus scolopendria
(Burm. f.) Pic. Serm.
Genus
Platycerium Desv.
Expand
Species
Platycerium bifurcatum
(Cav.) C. Chr.
Genus
Polypodium L.
Expand
Species
Polypodium amorphum
Suksd.
Species
Polypodium appalachianum
Haufler & Windham
Species
Polypodium australe
Fée
Species
Polypodium californicum
Kaulf.
Species
Polypodium ciliatum
Willd.
Species
Polypodium glycyrrhiza
D. C. Eaton
Species
Polypodium munchii
H. Christ
Species
Polypodium pellucidum
Kaulf.
Species
Polypodium plebejum
C. & C.
Species
Polypodium scouleri
Hook. & Grev.
Species
Polypodium sibiricum
Sipliv.
Species
Polypodium sibiricum
Sipliv. ×
Polypodium virginianum
L.
Species
Polypodium virginianum
L.
Species
Polypodium vulgare
L.
Genus
Pyrrosia Mirb.
Expand
Species
Pyrrosia confluens
(R. Br.) Ching
Family
Pteridaceae
Expand
Genus
Pityrogramma
Link
Expand
Species
Pityrogramma triangularis
(Kaulf.) Maxon
Genus
Acrostichum L.
Expand
Species
Acrostichum aureum
L.
Genus
Adiantum L.
Expand
Species
Adiantum hispidulum
Sw.
Species
Adiantum jordani
C. Mull.
Species
Adiantum raddianum
C. Presl
Species
Adiantum pedatum L.
Expand
subspecies
Adiantum pedatum
L. ssp.
aleuticum
(Rupr.) Calder & Roy L. Taylor
variety
Adiantum pedatum
L. var.
aleuticum
Rupr.
Genus
Aspidotis (Nuttall ex Hooker) Copeland
Expand
Species
Aspidotis densa
(Brackenridge) Lellinger
Genus
Bommeria E. Fourn.
Expand
Species
Bommeria hispida
(Mett.) Underw.
Genus
Cheilanthes Sw.
Expand
Species
Cheilanthes californica
(Hook.) Mett.
Species
Cheilanthes clevelandii
D. C. Eaton
Species
Cheilanthes covillei
Maxon
Species
Cheilanthes feei
Moore
Species
Cheilanthes fendleri
Hook.
Species
Cheilanthes siliquosa
Maxon
Genus
Cryptogramma R. Br.
Expand
Species
Cryptogramma acrostichoides
R. Br.
Species
Cryptogramma crispa
(L.) R. Br. ex Hook.
Expand
variety
Cryptogramma crispa
(L.) R. Br. ex Hook. var.
acrostichoides
(R. Br.) C. B. Clarke
Species
Cryptogramma densa
(Brack.) Diels
Genus
Myriopteris Fée
Expand
Species
Myriopteris gracilis
Fée
Genus
Notholaena R. Br.
Expand
Species
Notholaena distans
R. Br.
Species
Notholaena newberryi
D. C. Eaton
Species
Notholaena sinuata (Lag. ex Sw.) Kaulf.
Expand
variety
Notholaena sinuata
(Lag. ex Sw.) Kaulf. var.
sinuata
Genus
Onychium Kaulfuss
Expand
Species
Onychium densum
Brack.
Genus
Pellaea Link
Expand
Species
Pellaea andromedifolia
(Kaulf.) Fée
Species
Pellaea brachyptera
(T. Moore) Baker
Species
Pellaea breweri
D.C. Eaton
Species
Pellaea bridgesii
Hook.
Species
Pellaea mucronata
(D. C. Eaton) D. C. Eaton
Species
Pellaea stelleri
(S. G. Gmel.) Watt.
Species
Pellaea ternifolia
(Cav.) Link
Species
Pellaea truncata
Goodd.
Species
Pellaea atropurpurea (L.) Link
Expand
variety
Pellaea atropurpurea
(L.) Link var.
bushii
Mack. & Bush
Species
Pellaea glabella Mett. ex Kuhn
Expand
variety
Pellaea glabella
Mett. ex Kuhn var.
nana
(Richardson) Cody
Genus
Pteris L.
Expand
Species
Pteris biaurita
L.
Species
Pteris cretica
L.
Species
Pteris aquilina L.
Expand
variety
Pteris aquilina
L. var.
lanuginosa
Bong.
Genus
Pycnodoria C. Presl
Expand
Species
Pycnodoria multifida
(Poir.) Small
Genus
Vittaria Sm.
Expand
Species
Vittaria lineata
(L.) Sm.
Family
Thelypteridaceae
Expand
Genus
Phegopteris (C. Presl) Fée
Expand
Species
Phegopteris hexagonoptera
(Michx.) Fée
Genus
Thelypteris Schmidel
Expand
Species
Thelypteris noveboracensis
(L.) Nieuwl.
Species
Thelypteris palustris
Schott
Expand
variety
Thelypteris palustris
Schott var.
pubescens
(G. Lawson) Fern.
Family
Woodsiaceae
Expand
Genus
Woodsia R. Br.
Expand
Species
Woodsia alpina
(Bolton) Gray
Species
Woodsia ilvensis
(L.) R. Br.
Species
Woodsia ilvensis
(L.) R. Br. ×
Woodsia oregana
D. C. Eaton
Species
Woodsia obtusa
(Spreng.) Torr.
Species
Woodsia oregana
D. C. Eaton
Expand
variety
Woodsia oregana
D. C. Eaton var.
oregana
Species
Woodsia scopulina
D. C. Eaton
Order
Psilotales
Expand
Family
Psilotaceae
Expand
Genus
Psilotum Sw.
Expand
Species
Psilotum complanatum
Sw.
Species
Psilotum nudum
(L.) P. Beauv.
Genus
Tmesipteris Bernh.
Expand
Species
Tmesipteris tannensis
(Spreng.) Bernh.
Order
Salviniales
Expand
Family
Marsileaceae
Expand
Genus
Marsilea L.
Expand
Species
Marsilea brownii
A. Braun
Species
Marsilea quadrifolia
L.
Genus
Regnellidium Lindm.
Expand
Species
Regnellidium diphyllum
Lindm.
Family
Salviniaceae
Expand
Genus
Azolla Lam.
Expand
Species
Azolla mexicana
C. Presl
Species
Azolla pinnata
R. Br.
Genus
Salvinia Ség.
Expand
Species
Salvinia natans
( L. ) All.
Order
Schizaeales
Expand
Family
Lygodiaceae
Expand
Genus
Lygodium Sw.
Expand
Species
Lygodium japonicum
(Thunb.) Sw.
Species
Lygodium venustum
Swartz
Family
Schizaeaceae
Expand
Genus
Schizaea Sm.
Expand
Species
Schizaea fistulosa
Labill.
Species
Schizaea pusilla
Pursh
Species
Schizaea rupestris
R. Br.
Division
Flowering Plants
Expand
Class
Basal Angiosperms
Expand
Order
Canellales
Expand
Family
Winteraceae
Expand
Genus
Bubbia Tiegh.
Expand
Species
Bubbia howeana
(F. Muell.) Tiegh.
Genus
Drimys J. R. Forst. & G. Forst.
Expand
Species
Drimys winteri
J. R. Forst. & G. Forst.
Genus
Tasmannia R. Br. ex DC.
Expand
Species
Tasmannia insipida
R. Br. ex DC.
Species
Tasmannia lanceolata
(Poir.) A. C. Sm.
Order
Ceratophyllales
Expand
Family
Ceratophyllaceae
Expand
Genus
Ceratophyllum L.
Expand
Species
Ceratophyllum demersum
L.
Expand
subspecies
Ceratophyllum demersum
L. ssp.
demersum
Species
Ceratophyllum echinatum
A. Gray
Species
Ceratophyllum submersum
L.
Order
Chloranthales
Expand
Family
Chloranthaceae
Expand
Genus
Chloranthus Sw.
Expand
Species
Chloranthus elatior
R. Br.
Genus
Sarcandra Gardner
Expand
Species
Sarcandra glabra
(Thunb.) Nakai
Order
Laurales
Expand
Family
Atherospermataceae
Expand
Genus
Doryphora Endl.
Expand
Species
Doryphora aromatica
(F. M. ailey) L. S. Sm.
Species
Doryphora sassafras
Endl.
Family
Calycanthaceae
Expand
Genus
Calycanthus L.
Expand
Species
Calycanthus glaucus
Willd.
Species
Calycanthus laevigatus
Willd.
Species
Calycanthus occidentalis
Hook. & Arn.
Genus
Idiospermum S. T. Blake
Expand
Species
Idiospermum australiense
(Diels) S. T. Blake
Family
Lauraceae
Expand
Genus
Cassytha L.
Expand
Species
Cassytha glabella
R. Br.
Species
Cassytha melantha
R. Br.
Genus
Cinnamomum Schaeff.
Expand
Species
Cinnamomum camphora
(L.) J. Presl
Genus
Cryptocarya R. Br.
Expand
Species
Cryptocarya rigida
Meisn.
Genus
Endiandra R. Br.
Expand
Species
Endiandra introrsa
C. T. White
Species
Endiandra sieberi
Nees
Genus
Persea Mill.
Expand
Species
Persea lingue
(Ruiz & Pav.) Nees
Genus
Sassafras J. Presl
Expand
Species
Sassafras albidum
(Nutt.) Nees
Expand
variety
Sassafras albidum
(Nutt.) Nees var.
molle
(Raf.) Fernald
Species
Sassafras officinalis
T. Nees & C. H. Eberm.
Genus
Umbellularia (Nees) Nutt.
Expand
Species
Umbellularia californica
(Hook. & Arn.) Nutt.
Order
Magnoliales
Expand
Family
Annonaceae
Expand
Genus
Asimina Adans.
Expand
Species
Asimina triloba
(L.) Dunal
Family
Magnoliaceae
Expand
Genus
Liriodendron L.
Expand
Species
Liriodendron tulipifera
L.
Genus
Magnolia L.
Expand
Species
Magnolia cordata
Michx.
Species
Magnolia fraseri
Walter
Order
Nymphaeales
Expand
Family
Cabombaceae
Expand
Genus
Brasenia Schreb.
Expand
Species
Brasenia peltata
Pursh
Family
Nymphaeaceae
Expand
Genus
Nuphar Sm.
Expand
Species
Nuphar advena
(Aiton) W. T. Aiton
Species
Nuphar polysepala
Engelm.
Species
Nuphar pumila
(Timm) DC.
Species
Nuphar variegata
Durand
Species
Nuphar variegatum
Engelm.
Genus
Nymphaea L.
Expand
Species
Nymphaea tuberosa
Paine
Species
Nymphaea odorata Aiton
Expand
variety
Nymphaea odorata
Aiton var.
odorata
Order
Piperales
Expand
Family
Aristolochiaceae
Expand
Genus
Aristolochia L.
Expand
Species
Aristolochia californica
Torr.
Genus
Asarum L.
Expand
Species
Asarum canadense
L.
Expand
variety
Asarum canadense
L. var.
acuminatum
Ashe
Species
Asarum caudatum
Lindl.
Species
Asarum europaeum
L.
Species
Asarum hartwegii
S. Wats.
Species
Asarum macranthum
Hook. f.
Family
Piperaceae
Expand
Genus
Peperomia Ruiz & Pav.
Expand
Species
Peperomia cookiana
DC.
Species
Peperomia fraseri
C. DC.
Species
Peperomia obtusifolia
(L.) A. Dietr.
Species
Peperomia urvilleana
A. Rich.
Family
Saururaceae
Expand
Genus
Anemopsis Hook. & Arn.
Expand
Species
Anemopsis californica (Nutt.) Hook. & Arn.
Expand
variety
Anemopsis californica
(Nutt.) Hook. & Arn. var.
subglabra
Kelso
Genus
Saururus L.
Expand
Species
Saururus cernuus
L.
Species
Saururus chinensis
(Lour.) Baillon
Class
Eudicots
Expand
Order
Apiales
Expand
Family
Apiaceae
Expand
Genus
Aethusa L.
Expand
Species
Aethusa cynapium
L.
Genus
Aletes J. M. Coult. & Rose
Expand
Species
Aletes nuttallii
W. A. Weber
Genus
Anethum L.
Expand
Species
Anethum graveolens
L.
Genus
Angelica L.
Expand
Species
Angelica arguta
Nutt.
Species
Angelica dawsonii
S. Wats.
Species
Angelica sylvestris
L.
Genus
Anthriscus Pers.
Expand
Species
Anthriscus sylvestris
(L.) Hoffm.
Genus
Astrantia L.
Expand
Species
Astrantia major
L.
Genus
Bupleurum L.
Expand
Species
Bupleurum americanum
J. M. Coult. & Rose
Species
Bupleurum arcticum
Koso-Pol.
Species
Bupleurum falcatum
L.
Species
Bupleurum gramineum
Vill.
Species
Bupleurum rotundifolium
L.
Species
Bupleurum triradiatum
Adams ex Hoffm.
Genus
Carum L.
Expand
Species
Carum carvi
L.
Genus
Centella L.
Expand
Species
Centella asiatica
(L.) Urb.
Genus
Chaerophyllum L.
Expand
Species
Chaerophyllum bulbosum
L.
Species
Chaerophyllum hirsutum
L.
Genus
Cicuta L.
Expand
Species
Cicuta bulbifera
L.
Species
Cicuta douglasii
(DC.) J. M. Coult. & Rose
Species
Cicuta mackenziana
Raup
Species
Cicuta maculata
L.
Expand
variety
Cicuta maculata
L. var.
angustifolia
Hook.
Species
Cicuta virosa
L.
Genus
Cnidium Cusson
Expand
Species
Cnidium cnidiifolium
Schischk.
Genus
Cogswellia Spreng.
Expand
Species
Cogswellia platycarpa
(Torr.) M. E. Jones
Genus
Coriandrum L.
Expand
Species
Coriandrum sativum
L.
Genus
Cryptotaenia DC.
Expand
Species
Cryptotaenia canadensis
(L.) DC.
Genus
Cymopterus Raf.
Expand
Species
Cymopterus acaulis
Raf.
Genus
Daucus L.
Expand
Species
Daucus carota
L.
Species
Daucus pusillus
Michx.
Genus
Eryngium L.
Expand
Species
Eryngium planum
L.
Species
Eryngium prostratum
Nutt. ex DC.
Genus
Falcaria Fabr.
Expand
Species
Falcaria vulgaris
Bernh.
Genus
Heracleum L.
Expand
Species
Heracleum sphondylium
L.
Genus
Laserpitium L.
Expand
Species
Laserpitium latifolium
L.
Genus
Lomatium Raf.
Expand
Species
Species
Lomatium ambiguum
(Nutt.) J. M. Coulter & Rose
Species
Lomatium farinosum
(Geyer ex Hook.) J. M. Coult. & Rose
Species
Lomatium foeniculaceum
(Nutt.) J. M. Coult. & Rose
Species
Lomatium macrocarpum
(Hook. & Arn.) J. M. Coult. & Rose
Species
Lomatium martindalei
(J. M. Coult. & Rose) J. M. Coult. & Rose
Species
Lomatium nevadense
(S. Watson) J. M. Coult. & Rose
Species
Lomatium nudicaule
(Pursh) J. M. Coult. & Rose
Species
Lomatium papilioniferum
J. A. Alexander & W. Whaley
Species
Lomatium sandbergii
(J. M. Coult. & Rose) J. M. Coult. & Rose
Species
Lomatium simplex
(Nutt. ex S. Watson) J. F. Macbr.
Species
Lomatium triternatum
(Pursh) J. M. Coult. & Rose
Expand
subspecies
Lomatium triternatum
(Pursh) J. M. Coult. & Rose ssp.
platycarpum
(Torrey) Cronquist
Species
Lomatium utriculatum
(Nutt. ex Torr. & A. Gray) J. M. Coult. & Rose
Species
Lomatium dissectum (Nutt.) Mathias & Constance
Expand
variety
Lomatium dissectum
(Nutt.) Mathias & Constance var.
multifidum
(Nutt.) Mathias & Constance
Species
Lomatium graveolens (S. Wats.) Dorn & R. L. Hartm.
Expand
variety
Lomatium graveolens
(S. Wats.) Dorn & R. L. Hartm. var.
clarkii
S. L. Welsh
Genus
Musineon Raf.
Expand
Species
Musineon divaricatum
(Pursh) Nutt.
Expand
variety
Musineon divaricatum
(Pursh) Nutt. var.
hookeri
Torr. & A. Gray
Genus
Oenanthe L.
Expand
Species
Oenanthe sarmentosa
C. Presl ex DC.
Genus
Osmorhiza Raf.
Expand
Species
Osmorhiza berteroi
de Candolle
Species
Osmorhiza chilensis
Hook. & Arn.
Species
Osmorhiza depauperata
Phil.
Species
Osmorhiza obtusa
(J.M. Coult. & Rose) Fernald
Species
Osmorhiza occidentalis
(Nutt.) Torr.
Genus
Pastinaca L.
Expand
Species
Pastinaca sativa
L.
Genus
Perideridia Rchb.
Expand
Species
Perideridia gairdneri
(Hook. & Arn.) Mathias
Genus
Pimpinella L.
Expand
Species
Pimpinella major
(L.) Huds.
Species
Pimpinella saxifraga
L.
Genus
Sanicula L.
Expand
Species
Sanicula bipinnatifida
Douglas ex Hooker
Species
Sanicula europaea
L.
Genus
Selinum L.
Expand
Species
Selinum carvifolia
(L.) L.
Genus
Sium L.
Expand
Species
Sium suave
Walt.
Genus
Torilis Adans.
Expand
Species
Torilis arvensis
(Huds.) Link
Species
Torilis japonica
(Houtt.) DC.
Genus
Zizia W. D. J. Koch
Expand
Species
Zizia aptera
(A. Gray) Fern.
Species
Zizia aurea
Koch
Family
Araliaceae
Expand
Genus
Acanthopanax (Decne. & Planch.) Miq.
Expand
Species
Acanthopanax sessiliflorus
(Rupr. & Maxim.) Seem.
Genus
Aralia L.
Expand
Species
Aralia californica
S. Wats.
Species
Aralia hispida
Vent.
Species
Aralia nudicaulis
L.
Species
Aralia racemosa
L.
Species
Aralia trifolia
(L.) Decne. & Planch.
Genus
Hedera L.
Expand
Species
Hedera helix
L.
Genus
Oplopanax (Torrey & A. Gray) Miq.
Expand
Species
Oplopanax horridus
(Sm.) Miq.
Genus
Panax L.
Expand
Species
Panax trifolium
L.
Family
Pittosporaceae
Expand
Genus
Pittosporum Banks ex Gaertn.
Expand
Species
Pittosporum flavum
Hook.
Species
Pittosporum undulatum
Vent.
Order
Aquifoliales
Expand
Family
Aquifoliaceae
Expand
Genus
Ilex L.
Expand
Species
Ilex aquifolium
L.
Species
Ilex decidua
Walter
Species
Ilex glabra
(L.) A. Gray
Species
Ilex laevigata
(Pursh) A. Gray
Species
Ilex monticola
A. Gray
Species
Ilex opaca
Aiton
Species
Ilex paraguariensis
A. St.-Hil.
Species
Ilex verticillata (L.) A. Gray
Expand
variety
Ilex verticillata
(L.) A. Gray var.
verticillata
Genus
Nemopanthus Raf.
Expand
Species
Nemopanthus mucronatus
(L.) Trel.
Order
Asterales
Expand
Family
Asteraceae
Expand
Genus
Brachyscome
Cass.
Genus
Raillardia
Spreng.
Genus
Silphium
L.
Expand
Species
Silphium laciniatum
L.
Species
Silphium perfoliatum
L.
Species
Silphium terebinthinaceum
Jacq.
Genus
Achillea L.
Expand
Species
Achillea alpina
L.
Species
Achillea atrata
L.
Species
Achillea borealis
Bong.
Expand
variety
Achillea borealis
Bong. var.
borealis
Species
Achillea impatiens
L.
Species
Achillea lanulosa
Nutt.
Species
Achillea macrophylla
L.
Species
Achillea micrantha
M. Bieb.
Species
Achillea millefolium
L.
Expand
subspecies
Achillea millefolium
L. ssp.
borealis
(Bong.) Breitung
subspecies
Achillea millefolium
L. ssp.
lanulosa
(Nutt.) Piper
subspecies
Achillea millefolium
L. ssp.
millefolium
variety
Achillea millefolium
L. var.
borealis
(Bong.) Farw.
variety
Achillea millefolium
L. var.
lanulosa
(Nutt.) Piper
variety
Achillea millefolium
L. var.
megacephala
B. Boivin
variety
Achillea millefolium
L. var.
nigrescens
E. Mey.
variety
Achillea millefolium
L. var.
occidentalis
DC.
form
Achillea millefolium
L. forma
rosea
E. L. Rand & Redfield
Species
Achillea multiflora
Hook.
Species
Achillea nigrescens
(E. Mey.) Rydb.
Species
Achillea nobilis
L.
Species
Achillea ptarmica
L.
Expand
subspecies
Achillea ptarmica
L. ssp.
euptarmica
Heimerl
form
Achillea ptarmica
L. forma
multiplex
(P. Renault) Heimerl
Species
Achillea sibirica
Ledeb.
Species
Achillea tomentosa
L.
Species
Achillea trichophylla
Schrenk ex Fisch. & C. A. Mey.
Species
Achillea erba-rotta All.
Expand
subspecies
Achillea erba-rotta
All. ssp.
moschata
(Welf.) I. Richardson
Genus
Actinea Juss.
Expand
Species
Actinea richardsonii
(Hook.) Kuntze
Genus
Ageratina Spach
Expand
Species
Ageratina herbacea
(A. Gray) R. M. King & H. Rob.
Species
Ageratina adenophora
(Spreng.) R. M. King & H. Rob.
Genus
Ageratum L.
Expand
Species
Ageratum conyzoides
L.
Genus
Agoseris Raf.
Expand
Species
Agoseris alpestris
(A. Gray) Greene
Species
Agoseris alpestris
(A. Gray) Greene
Species
Agoseris apargioides
(Less.) Greene
Species
Agoseris aurantiaca
(Hook.) Greene
Expand
variety
Agoseris aurantiaca
(Hook.) Greene var.
aurantiaca
Species
Agoseris cuspidata
(Pursh) Steud.
Species
Agoseris glauca
(Pursh) Raf.
Expand
variety
Agoseris glauca
(Pursh) Raf. var.
agrestis
(Osterh.) Q. Jones ex Cronquist
variety
Agoseris glauca
(Pursh) Raf. var.
dasycephala
(Torr. & A. Gray) Jeps.
variety
Agoseris glauca
(Pursh) Raf. var.
glauca
variety
Agoseris glauca
(Pursh) Raf. var.
laciniata
(D. C. Eaton) Smiley
variety
Agoseris glauca
(Pursh) Raf. var.
scorzonerifolia
(Schrad.) Piper
Species
Agoseris grandiflora
(Nutt.) Greene
Species
Agoseris heterophylla
(Nutt.) Greene
Species
Agoseris laciniata
(Nutt.) Greene
Species
Agoseris naskapensis
Rousseau & Raymond
Species
Agoseris parviflora
(Nutt.) D. Dietr.
Species
Agoseris pumila
(Nutt.) Rydb.
Species
Agoseris rosea
(Nutt.) D. Dietr.
Species
Agoseris scorzonerifolia
(Schrad.) Greene
Species
Agoseris vestita
Greene
Species
Agoseris villosa
Rydb.
Genus
Amblyolepis DC.
Expand
Species
Amblyolepis setigera
DC.
Genus
Ambrosia L.
Expand
Species
Ambrosia ambrosioides
(Cav.) W. W. Payne ×
Ambrosia salsola
(Torr. & A. Gray) Strother & B. G. Baldwin
Species
Ambrosia artemisiifolia
L.
Expand
variety
Ambrosia artemisiifolia
L. var.
elatior
(L.) Descourt.
Species
Ambrosia confertiflora
DC.
Species
Ambrosia coronopifolia
Torr. & A. Gray
Species
Ambrosia dumosa
(A. Gray) W. W. Payne
Species
Ambrosia elatior
L.
Species
Ambrosia eriocentra
(A. Gray) W. W. Payne
Species
Ambrosia tomentosa
Nutt.
Species
Ambrosia trifida
L.
Expand
variety
Ambrosia trifida
L. var.
texana
Scheele
variety
Ambrosia trifida
L. var.
trifida
form
Ambrosia trifida
L. forma
integrifolia
(Muhl. ex Willd.) Fernald
Species
Ambrosia psilostachya DC.
Expand
variety
Ambrosia psilostachya
DC. var.
californica
(Rydb.) S. F. Blake
variety
Ambrosia psilostachya
DC. var.
coronopifolia
(Torr. & A. Gray) Farw.
Genus
Amphiachyris (DC.) Nutt.
Expand
Species
Amphiachyris dracunculoides
(DC.) Nutt.
Species
Amphiachyris fremontii
(Torr. & A. Gray) A. Gray
Genus
Anaphalis DC.
Expand
Species
Anaphalis margaritacea
(L.) Benth. & Hook. f.
Expand
variety
Anaphalis margaritacea
(L.) Benth. & Hook. f. var.
angustior
(Miq.) Nakai
variety
Anaphalis margaritacea
(L.) Benth. & Hook. f. var.
occidentalis
Greene
variety
Anaphalis margaritacea
(L.) Benth. & Hook. f. var.
subalpina
(A. Gray) A. Gray
Species
Anaphalis subalpina
(A. Gray) Rydb.
Genus
Anisocoma Torr. & A. Gray
Expand
Species
Anisocoma acaulis
Torr. & A. Gray
Genus
Antennaria Gaertn.
Expand
Species
Antennaria alaskana
Malte
Species
Antennaria alpina
(L.) Gaertn.
Expand
variety
Antennaria alpina
(L.) Gaertn. var.
media
(Greene) Jeps.
Species
Antennaria anaphaloides
Rydb.
Species
Antennaria aprica
Greene
Species
Antennaria arcuata
Cronquist
Species
Antennaria argentea
Benth.
Species
Antennaria aromatica
Evert ×
Antennaria racemosa
Hook.
Species
Antennaria compacta
Malte
Species
Antennaria corymbosa
E. E. Nelson ×
Antennaria microphylla
Rydb.
Species
Antennaria densifolia
A. E. Porsild
Species
Antennaria dimorpha
(Nutt.) Torr. & A. Gray
Species
Antennaria dioica
(L.) Gaertn.
Species
Antennaria ekmaniana
A. E. Porsild
Species
Antennaria eucosma
Fernald & Wiegand
Species
Antennaria flagellaris
(A. Gray) A. Gray
Species
Antennaria friesiana
(Trautv.) E. Ekman
Expand
subspecies
Antennaria friesiana
(Trautv.) E. Ekman ssp.
alaskana
(Malte) Hultén
subspecies
Antennaria friesiana
(Trautv.) E. Ekman ssp.
friesiana
Species
Antennaria friesiana
(Trautv.) E. Ekman ×
Antennaria microcephala
A. Gray
Species
Antennaria geyeri
A. Gray
Species
Antennaria isolepis
Greene
Species
Antennaria lanata
(Hook.) Greene
Species
Antennaria marginata
Greene
Species
Antennaria media
Greene
Species
Antennaria microphylla
Rydb.
Species
Antennaria monocephala
DC.
Expand
subspecies
Antennaria monocephala
DC. ssp.
angustata
(Greene) Hultén
subspecies
Antennaria monocephala
DC. ssp.
monocephala
Species
Antennaria neglecta
Greene
Species
Antennaria neoalaskana
A. E. Porsild
Species
Antennaria nitida
Greene
Species
Antennaria parviflora
Nutt.
Species
Antennaria parvifolia
Nutt.
Species
Antennaria pulchella
Greene
Species
Antennaria pulcherrima
(Hook.) Greene
Expand
subspecies
Antennaria pulcherrima
(Hook.) Greene ssp.
pulcherrima
Species
Antennaria racemosa
Hook.
Species
Antennaria racemosa
Hook. ×
Antennaria umbrinella
Rydb.
Species
Antennaria rosea
Greene
Expand
subspecies
Antennaria rosea
Greene ssp.
arida
(E. E. Nelson) R. J. Bayer
subspecies
Antennaria rosea
Greene ssp.
confinis
(Greene) R. J. Bayer
subspecies
Antennaria rosea
Greene ssp.
pulvinata
(Greene) R. J. Bayer
subspecies
Antennaria rosea
Greene ssp.
rosea
Species
Antennaria rosulata
Rydb.
Species
Antennaria soliceps
S. F. Blake
Species
Antennaria solitaria
Rydb.
Species
Antennaria stenophylla
(A. Gray) A. Gray
Species
Antennaria stolonifera
A. E. Porsild
Species
Antennaria subviscosa
Fernald
Species
Antennaria suffrutescens
Greene
Species
Antennaria umbrinella
Rydb.
Species
Antennaria
×
erigeroides
Greene
Species
Antennaria howellii Greene
Expand
subspecies
Antennaria howellii
Greene ssp.
canadensis
(Greene) R. J. Bayer
subspecies
Antennaria howellii
Greene ssp.
howellii
subspecies
Antennaria howellii
Greene ssp.
neodioica
(Greene) R. J. Bayer
subspecies
Antennaria howellii
Greene ssp.
petaloidea
(Fernald) R. J. Bayer
variety
Antennaria howellii
Greene var.
howellii
Species
Antennaria luzuloides Torr. & A. Gray
Expand
subspecies
Antennaria luzuloides
Torr. & A. Gray ssp.
aberrans
(E. E. Nelson) R. J. Bayer & Stebbins
Species
Antennaria parlinii Fernald
Expand
subspecies
Antennaria parlinii
Fernald ssp.
fallax
(Greene) R. J. Bayer & Stebbins
subspecies
Antennaria parlinii
Fernald ssp.
parlinii
Genus
Anthemis L.
Expand
Species
Anthemis arvensis
L.
Species
Anthemis biebersteiniana
Adam
Species
Anthemis cotula
L.
Species
Anthemis montana
L.
Species
Anthemis nobilis
L.
Species
Anthemis sancti-johannis
Stoj. & Turrill
Species
Anthemis tigrensis
J. Gay ex A. Rich.
Species
Anthemis tinctoria
L.
variety
Anthemis arvensis
L. var.
agrestis
(Wallr.) DC.
Genus
Aphanostephus DC.
Expand
Species
Aphanostephus pilosus
Buckley
Species
Aphanostephus skirrhobasis
(DC.) Trel. ex Coville & Branner
Genus
Aposeris Necker ex Cassini
Expand
Species
Aposeris foetida
(L.) Less.
Genus
Arctium L.
Expand
Species
Arctium lappa
L.
Species
Arctium minus
(Hill) Bernh.
Species
Arctium nemorosum
Lej.
Species
Arctium tomentosum
Mill.
Genus
Arnica L.
Expand
Species
Arnica angustifolia
Vahl
Expand
subspecies
Arnica angustifolia
Vahl ssp.
angustifolia
subspecies
Arnica angustifolia
Vahl ssp.
attenuata
(Greene) G. W. Douglas & Ruyle-Douglas
subspecies
Arnica angustifolia
Vahl ssp.
tomentosa
(J. M. Macoun) G. W. Douglas & Ruyle-Douglas
Species
Arnica cernua
Howell
Species
Arnica chamissonis
Less.
Expand
subspecies
Arnica chamissonis
Less. ssp.
chamissonis
subspecies
Arnica chamissonis
Less. ssp.
foliosa
(Nutt.) Maguire
subspecies
Arnica chamissonis
Less. ssp.
incana
(A. Gray) Maguire
Species
Arnica cordifolia
Hook.
Expand
variety
Arnica cordifolia
Hook. var.
cordifolia
Species
Arnica discoidea
Benth.
Species
Arnica diversifolia
Greene
Species
Arnica fulgens
Pursh
Species
Arnica gracilis
Rydb.
Species
Arnica latifolia
Bong.
Expand
variety
Arnica latifolia
Bong. var.
gracilis
(Rydb.) Cronquist
variety
Arnica latifolia
Bong. var.
latifolia
Species
Arnica lessingii
(Torr. & A. Gray) Greene
Expand
subspecies
Arnica lessingii
(Torr. & A. Gray) Greene ssp.
lessingii
Species
Arnica lonchophylla
Greene
Expand
subspecies
Arnica lonchophylla
Greene ssp.
lonchophylla
Species
Arnica mollis
Hook.
Species
Arnica nevadensis
A. Gray
Species
Arnica pseudomollis
W. Sm. Gruezo
Species
Arnica rydbergii
Greene
Species
Arnica snyderi
Raup
Species
Arnica sororia
Greene
Species
Arnica spathulata
Greene
Species
Arnica venosa
H. M. Hall
Species
Arnica viscosa
A. Gray
Species
Arnica alpina (L.) Olin & Ladau nom. illeg.
Expand
subspecies
Arnica alpina
(L.) Olin & Ladau ssp.
angustifolia
(Vahl) Maguire
Species
Arnica amplexicaulis Nutt.
Expand
subspecies
Arnica amplexicaulis
Nutt. ssp.
amplexicaulis
subspecies
Arnica amplexicaulis
Nutt. ssp.
prima
(Maguire) Maguire
Species
Arnica frigida C. A. Mey. ex Iljin
Expand
subspecies
Arnica frigida
C. A. Mey. ex Iljin ssp.
frigida
Species
Arnica griscomii Fernald
Expand
subspecies
Arnica griscomii
Fernald ssp.
frigida
(C. A. Meyer ex Iljin) S. J. Wolf
subspecies
Arnica griscomii
Fernald ssp.
griscomii
Species
Arnica lanceolata Nutt.
Expand
subspecies
Arnica lanceolata
Nutt. ssp.
lanceolata
subspecies
Arnica lanceolata
Nutt. ssp.
prima
(Maguire) Strother & S. J. Wolf
Species
Arnica longifolia D. C. Eaton
Expand
subspecies
Arnica longifolia
D. C. Eaton ssp.
longifolia
subspecies
Arnica longifolia
D. C. Eaton ssp.
myriadenia
(Piper) Maguire
Species
Arnica louiseana Farr
Expand
subspecies
Arnica louiseana
Farr ssp.
louiseana
variety
Arnica louiseana
Farr var.
frigida
(C. A. Mey. ex Iljin) S. L. Welsh
Species
Arnica parryi A. Gray
Expand
subspecies
Arnica parryi
A. Gray ssp.
parryi
Genus
Artemisia L.
Expand
Species
Artemisia absinthium
L.
Expand
variety
Artemisia absinthium
L. var.
insipida
Stechmann
Species
Artemisia alaskana
Rydb.
Species
Artemisia annua
L.
Species
Artemisia arbuscula
Nutt.
Expand
variety
Artemisia arbuscula
Nutt. var.
nova
(A. Nelson) Cronquist
Species
Artemisia biennis
Willd.
Species
Artemisia bigelovii
A. Gray
Species
Artemisia bothnica
Lundstr. ex Nyman
Species
Artemisia californica
Less.
Species
Artemisia campestris
L.
Expand
subspecies
Artemisia campestris
L. ssp.
borealis
(Pall.) H.M. Hall & Clem.
subspecies
Artemisia campestris
L. ssp.
canadensis
(Michx.) Scoggan
subspecies
Artemisia campestris
L. ssp.
caudata
(Michx.) H. M. Hall & Clem.
subspecies
Artemisia campestris
L. ssp.
pacifica
(Nutt.) H. M. Hall & Clem.
variety
Artemisia campestris
L. var.
canadensis
(Michx. ) S. L. Welsh
variety
Artemisia campestris
L. var.
scouleriana
(Besser) Cronquist
Species
Artemisia camporum
Rydb.
Species
Artemisia cana
Pursh
Expand
subspecies
Artemisia cana
Pursh ssp.
cana
subspecies
Artemisia cana
Pursh ssp.
viscidula
(Osterh.) Beetle
Species
Artemisia canadensis
Michx.
Species
Artemisia carruthii
Alph. Wood ex Carruth
Species
Artemisia caudata
Michx.
Expand
variety
Artemisia caudata
Michx. var.
douglasiana
(Besser) B. Boivin
variety
Artemisia caudata
Michx. var.
rydbergiana
B. Boivin
Species
Artemisia douglasiana
Besser
Species
Artemisia dracunculoides
Pursh
Species
Artemisia dracunculus
L.
Expand
variety
Artemisia dracunculus
L. var.
dracunculus
Species
Artemisia filifolia
Torr.
Species
Artemisia frigida
Willd.
Species
Artemisia herriotii
Rydb.
Species
Artemisia hyperborea
Rydb.
Species
Artemisia laciniata
Willd.
Species
Artemisia lagocephala
(Fisch. ex Besser) DC.
Species
Artemisia lindleyana
Besser
Species
Artemisia longifolia
Nutt.
Species
Artemisia michauxiana
Besser
Species
Artemisia norvegica
Fr.
Expand
subspecies
Artemisia norvegica
Fr. ssp.
saxatilis
(Besser) H.M. Hall & Clem.
variety
Artemisia norvegica
Fr. var.
saxatilis
(Besser) Jeps.
Species
Artemisia nova
A. Nelson
Species
Artemisia palmeri
A. Gray
Species
Artemisia pattersonii
A. Gray
Species
Artemisia pontica
L.
Species
Artemisia pygmaea
A. Gray
Species
Artemisia richardsoniana
Besser
Species
Artemisia rigida
(Nutt.) A. Gray
Species
Artemisia scopulorum
A. Gray
Species
Artemisia senjavinensis
Besser
Species
Artemisia sericea
Weber ex Stechm.
Species
Artemisia serrata
Nutt.
Species
Artemisia spinescens
D. C. Eaton
Species
Artemisia stelleriana
Besser
Species
Artemisia suksdorfii
Piper
Species
Artemisia tilesii
Ledeb.
Expand
subspecies
Artemisia tilesii
Ledeb. ssp.
elatior
(Torr. & A. Gray) Hultén
variety
Artemisia tilesii
Ledeb. var.
unalaschcensis
Besser
Species
Artemisia vulgaris
L.
Expand
subspecies
Artemisia vulgaris
L. ssp.
wrightii
(A. Gray) H. M. Hall & Clem.
Species
Artemisia arctica Less.
Expand
subspecies
Artemisia arctica
Less. ssp.
arctica
subspecies
Artemisia arctica
Less. ssp.
comata
(Rydb.) Hultén
subspecies
Artemisia arctica
Less. ssp.
saxicola
(Rydb.) Hultén
Species
Artemisia borealis Pall.
Expand
subspecies
Artemisia borealis
Pallas ssp.
borealis
subspecies
Artemisia borealis
Pallas ssp.
richardsoniana
(Besser) Korobkov
Species
Artemisia ludoviciana Nutt.
Expand
subspecies
Artemisia ludoviciana
Nutt. ssp.
gnaphalodes
(Nutt.) Á. Löve & D. Löve
subspecies
Artemisia ludoviciana
Nutt. ssp.
incompta
(Nutt.) D. D. Keck
subspecies
Artemisia ludoviciana
Nutt. ssp.
ludoviciana
variety
Artemisia ludoviciana
Nutt. var.
gnaphalodes
(Nutt.) Torr. & A. Gray
variety
Artemisia ludoviciana
Nutt. var.
ludoviciana
variety
Artemisia ludoviciana
Nutt. var.
pabularis
(A. Nelson) Fernald
Species
Artemisia tridentata Nutt.
Expand
subspecies
Artemisia tridentata
Nutt. ssp.
tridentata
subspecies
Artemisia tridentata
Nutt. ssp.
vaseyana
(Rydb.) Beetle
subspecies
Artemisia tridentata
Nutt. ssp.
wyomingensis
Beetle & A.M. Young
variety
Artemisia tridentata
var.
tridentata
Genus
Askellia W. A. Weber
Expand
Species
Askellia elegans
(Hooker) W. A. Weber
Species
Askellia nana
(Richardson) W. A. Weber
Species
Askellia pygmaea
(Ledebebour) Sennikov
Genus
Aster L.
Expand
Species
Aster abatus
S. F. Blake
Species
Aster acer
Roehl.
Species
Aster acuminatus
Michx.
Species
Aster adscendens
Lindl.
Species
Aster alpigenus
(Torr. & A. Gray) A. Gray
Species
Aster alpinus
L.
Expand
subspecies
Aster alpinus
L. ssp.
vierhapperi
Onno
variety
Aster alpinus
L. var.
vierhapperi
(Onno) Cronquist
Species
Aster altaicus
Willd.
Species
Aster ascendens
Lindl.
Species
Aster azureus
Lindl.
Species
Aster bellidiastrum
(L.) Scop.
Species
Aster bigelovii
A. Gray
Species
Aster borealis
(Torr. & A. Gray) Prov.
Species
Aster brachyactis
S. F. Blake
Species
Aster canescens
Pursh
Species
Aster chapmanii
Torr. & A. Gray
Species
Aster chilensis
Nees
Species
Aster ciliolatus
Lindl.
Species
Aster commutatus
(Torr. & A. Gray) A. Gray
Species
Aster concolor
L.
Species
Aster conspicuus
Lindl.
Species
Aster divaricatus
L.
Species
Aster engelmannii
(D. C. Eaton) A. Gray
Species
Aster ericoides
L.
Expand
subspecies
Aster ericoides
L. ssp.
ericoides
subspecies
Aster ericoides
L. ssp.
pansus
(S. F. Blake) A. G. Jones
variety
variety
Aster ericoides
L. unranked
stricticaulis
(Torr. & A. Gray) F. C. Gates
variety
Aster ericoides
L. var.
ericoides
variety
Aster ericoides
L. var.
prostratus
(Kuntze) S. F. Blake
Species
Aster eryngiifolius
Torr. & A. Gray
Species
Aster falcatus
Lindl.
Expand
subspecies
Aster falcatus
Lindl. ssp.
commutatus
(Torrey & A. Gray) A. G. Jones
subspecies
Aster falcatus
Lindl. ssp.
falcatus
Species
Aster fendleri
A. Gray
Species
Aster foliaceus
Lindl. ex DC.
Expand
variety
Aster foliaceus
Lindl. ex DC. var.
parryi
(D. C. Eaton) A. Gray
Species
Aster glaucodes
S. F. Blake
Species
Aster hesperius
A. Gray
Expand
variety
variety
Aster hesperius
A. Gray var.
laetevirens
(Greene) Cronquist
Species
Aster integrifolius
Nutt.
Species
Aster junciformis
Rydb.
Species
Aster laevis
L.
Expand
variety
Aster laevis
L. var.
geyeri
A. Gray
Species
Aster lanceolatus
Willd.
Expand
subspecies
Aster lanceolatus
Willd. ssp.
hesperius
(A. Gray) Semple & Chmiel.
Species
Aster lateriflorus
(L.) Britton
Species
Aster ledophyllus
(A. Gray) A. Gray
Species
Aster leucelene
S. F. Blake
Species
Aster linariifolius
L.
Species
Aster lindleyanus
Torr. & A. Gray
Species
Aster linosyris
Benth.
Species
Aster longulus
E. Sheld.
Species
Aster lowrieanus
Porter
Species
Aster maccallae
Rydb.
Species
Aster macrophyllus
L.
Species
Aster meritus
A. Nelson
Species
Aster modestus
Lindl.
Species
Aster nemoralis
Aiton
Species
Aster novae-angliae
L.
Species
Aster novi-belgii
L.
Species
Aster occidentalis
(Nutt.) Torr. & A. Gray
Species
Aster ontarionis
Wiegand
Species
Aster osterhoutii
Rydb.
Species
Aster pansus
(S. F. Blake) Cronquist
Species
Aster praealtus
Poiret
Species
Aster ptarmicoides
Torr. & A. Gray
Species
Aster puniceus
L.
Expand
variety
Aster puniceus
L. var.
puniceus
form
Aster puniceus
L. forma
colbyi
Shinners
form
Aster puniceus
L. forma
puniceus
Species
Aster pygmaeus
L.
Species
Aster radula
A.
Species
Aster sagittifolius
Wedem. ex Willd.
Expand
variety
Aster sagittifolius
Wedem. ex Willd. var.
drummondii
( Lindl. ex Hook. ) Shinners
Species
Aster scopulorum
A. Gray
Species
Aster sibiricus
L.
Expand
variety
Aster sibiricus
L. var.
meritus
(A. Nelson) Raup
Species
Aster silenifolius
Turcz.
Species
Aster simplex
Willd.
Expand
variety
Aster simplex
Willd. var.
interior
(Wiegand) Cronquist
variety
Aster simplex
Willd. var.
ramosissimus
(T. & G.) A. Cronquist
Species
Aster spectabilis
Aiton
Species
Aster spinulosus
Chapm.
Species
Aster stenomeres
A. Gray
Species
Aster subgriseus
Rydb.
Species
Aster subintegerrimus
Trautv.
Species
Aster subspicatus
Nees
Species
Aster subulatus
Michx.
Species
Aster surculosus
Michx.
Species
Aster tradescantii
L.
Species
Aster tripolium
L.
Species
Aster undulatus
L.
Species
Aster yukonensis
Cronquist
Species
Aster pilosus Willd.
Expand
variety
Aster pilosus
Willd. var.
pilosus
variety
Aster pilosus
Willd. var.
pringlei
(A. Gray) S. F. Blake
Species
Aster shastensis (A. Gray) A. Gray
Expand
variety
Aster shastensis
(A. Gray) var.
eradiatus
A. Gray
Species
Aster umbellatus Mill.
Expand
variety
Aster umbellatus
Mill. var.
pubens
A. Gray
Genus
Astranthium Nutt.
Expand
Species
Astranthium integrifolium
(Michx.) Nutt.
Genus
Baccharis L.
Expand
Species
Baccharis emoryi
A. Gray
Species
Baccharis glutinosa
Pers.
Species
Baccharis halimifolia
L.
Species
Baccharis halimimorpha
DC.
Species
Baccharis pilularis
DC.
Species
Baccharis sarothroides
A. Gray
Species
Baccharis viminea
DC.
Species
Baccharis rufescens Spreng.
Expand
variety
Baccharis rufescens
Spreng. var.
tenuifolia
(DC.) Baker
Genus
Baeria Fisch. & C. A. Mey.
Expand
Species
Baeria chrysostoma
Fisch. & C. A. Mey.
Species
Baeria gracilis
(DC.) A. Gray
Genus
Bahia Lag.
Expand
Species
Bahia oppositifolia
(Nutt.) DC.
Genus
Bahiopsis Kellogg
Expand
Species
Bahiopsis parishii
(Greene) E. E. Schill. & Panero
Genus
Baileya Harv. & A. Gray ex Torr.
Expand
Species
Baileya multiradiata
Harv. & A. Gray
Species
Baileya pleniradiata
Harv. & A. Gray
Genus
Balsamorhiza Hook. ex Nutt.
Expand
Species
Balsamorhiza careyana
A. Gray
Expand
variety
Balsamorhiza careyana
A. Gray var.
intermedia
Cronquist
Species
Balsamorhiza hispidula
W.M. Sharp
Species
Balsamorhiza incana
Nutt.
Species
Balsamorhiza macrophylla
Nutt.
Species
Balsamorhiza hirsuta Nutt.
Expand
variety
Balsamorhiza hirsuta
Nutt. var.
lagocephala
W.M. Sharp
Genus
Bebbia Greene
Expand
Species
Bebbia juncea
(Benth.) Greene
Expand
variety
Bebbia juncea
(Benth.) Greene var.
aspera
Greene
Genus
Bedfordia DC.
Expand
Species
Bedfordia salicina
(Labill. ) DC.
Genus
Bellis L.
Expand
Species
Bellis integrifolia
Michx.
Species
Bellis perennis
L.
Genus
Berlandiera DC.
Expand
Species
Berlandiera lyrata
Benth.
Genus
Bidens L.
Expand
Species
Bidens aurea
(Aiton) Sherff
Species
Bidens eatonii
Fernald
Species
Bidens hyperborea
Greene
Species
Bidens infirma
Fernald
Species
Bidens radiata
Thuill.
Species
Bidens tenuisecta
A. Gray
Species
Bidens tripartita
L.
Species
Bidens pilosa L.
Expand
variety
Bidens pilosa
L. var.
radiata
(Sch. Bip.) J. A. Schmidt
Species
Bidens vulgata Greene
Expand
variety
Bidens vulgata
Greene var.
vulgata
Genus
Blennosperma Less.
Expand
Species
Blennosperma nanum
(Hook.) S.F. Blake
Genus
Blepharispermum Wight ex DC.
Expand
Species
Blepharispermum fruticosum
Klatt
Genus
Blumea DC.
Expand
Species
Blumea cafra
(DC.) O. Hoffm.
Species
Blumea mollis
(D. Don) Merr.
Genus
Boltonia L'Hér.
Expand
Species
Boltonia asteroides
(L.) L'Hér.
Expand
variety
Boltonia asteroides
(L.) L'Hér. var.
recognita
(Fernald & Griscom) Cronquist
Species
Boltonia latisquama A. Gray
Expand
variety
Boltonia latisquama
A. Gray var.
recognita
Fernald & Griscom
Genus
Borrichia Adans.
Expand
Species
Borrichia frutescens
(L.) DC.
Species
Borrichia
×
cubana
Britton & S. F. Blake
Genus
Bothriocline Oliv. ex Benth.
Expand
Species
Bothriocline calycina
(S. Moore) M.G. Gilbert
Genus
Brachychaeta Torr. & A. Gray
Expand
Species
Brachychaeta cordata
(Short & R. Peter) Torr. & A. Gray
Genus
Brachylaena R. Br.
Expand
Species
Brachylaena huillensis
O. Hoffm.
Genus
Bradburia Torr. & A. Gray
Expand
Species
Bradburia hirtella
Torr. & A. Gray
Genus
Brickellia Elliott
Expand
Species
Brickellia arguta
B.L. Rob.
Species
Brickellia atractyloides
A. Gray
Species
Brickellia eupatorioides
(L.) Shinners
Expand
variety
Brickellia eupatorioides
(L.) Shinners var.
corymbulosa
(Torr. & A. Gray) Shinners
Species
Brickellia frutescens
A. Gray
Species
Brickellia longifolia
S. Watson
Species
Brickellia microphylla
(Nutt.) A. Gray
Species
Brickellia oblongifolia
Nutt
Genus
Cacalia Kuntze
Expand
Species
Cacalia suaveolens
L.
Species
Cacalia tuberosa
Nutt
Genus
Calycadenia DC.
Expand
Species
Calycadenia truncata
DC.
Genus
Calycoseris A. Gray
Expand
Species
Calycoseris parryi
A. Gray
Species
Calycoseris wrightii
A. Gray
Genus
Canadanthus G. L. Nesom
Expand
Species
Canadanthus modestus
(Lindley) G. L. Nesom
Genus
Carduus L.
Expand
Species
Carduus crispus
L.
Species
Carduus nutans
L.
Expand
subspecies
Carduus nutans
L. ssp.
leiophyllus
(Petrovič) Stoj. & Stef.
subspecies
Carduus nutans
L. ssp.
nutans
Species
Carduus personata
Jacq.
Species
Carduus tenuiflorus
Curtis
Species
Carduus
×
orthocephalus
Wallr.
Genus
Carlina L.
Expand
Species
Carlina acaulis
L.
Species
Carlina vulgaris
L.
Genus
Carphochaete A. Gray
Expand
Species
Carphochaete bigelovii
A. Gray
Genus
Carthamus L.
Expand
Species
Carthamus tinctorius
L.
Genus
Cassinia R. Br.
Expand
Species
Cassinia tenuifolia
Benth.
Genus
Celmisia Cass.
Expand
Species
Celmisia vernicosa
Hook. f.
Genus
Centaurea L.
Expand
Species
Centaurea balsamita
D. Don
Species
Centaurea cyanus
L.
Species
Centaurea dealbata
Willd.
Species
Centaurea jacea
L.
Species
Centaurea lasiopoda
M. Pop. & Kult.
Species
Centaurea macrocephala
Muss. Puschk. ex Willd.
Species
Centaurea macroptilon
Borbás
Species
Centaurea maculosa
Lam.
Species
Centaurea melitensis
L.
Species
Centaurea mollis
W. K.
Species
Centaurea montana
L.
Species
Centaurea nigra
L.
Expand
subspecies
Centaurea nigra
L. ssp.
nemoralis
(Jord.) Gremli
Species
Centaurea phrygia
L.
Species
Centaurea pseudophrygia
C. A. Meyer
Species
Centaurea pulchella
Ledeb.
Species
Centaurea repens
L.
Species
Centaurea scabiosa
L.
Species
Centaurea solstitialis
L.
Species
Centaurea stoebe
L.
Expand
subspecies
Centaurea stoebe
L. ssp.
micranthos
(S. G. Gmel. ex Gugler) Hayek
Species
Centaurea vvedenskyi
Popov
Genus
Chaenactis DC.
Expand
Species
Chaenactis artemisiifolia
(Harv. & A. Gray) A. Gray
Species
Chaenactis fremontii
A. Gray
Species
Chaenactis macrantha
D. C. Eaton
Species
Chaenactis stevioides
Hook. & Arn.
Species
Chaenactis thompsonii
Cronquist
Species
Chaenactis xantiana
A. Gray
Species
Chaenactis carphoclinia A. Gray
Expand
variety
Chaenactis carphoclinia
A. Gray var.
carphoclinia
Species
Chaenactis douglasii (Hook.) Hook. & Arn.
Expand
variety
Chaenactis douglasii
(Hook.) Hook. & Arn. var.
alpina
A. Gray
Species
Chaenactis glabriuscula DC.
Expand
variety
Chaenactis glabriuscula
DC. var.
denudata
(Nutt.) Munz
variety
Chaenactis glabriuscula
DC. var.
glabriuscula
Genus
Chaetopappa DC.
Expand
Species
Chaetopappa asteroides
(Nutt.) DC.
Genus
Chamaechaenactis Rydb.
Expand
Species
Chamaechaenactis scaposa
(Eastw.) Rydb.
Genus
Chamomilla Gray
Expand
Species
Chamomilla recutita
(L.) Rauschert
Species
Chamomilla suaveolens
(Pursh) Rydb.
Genus
Chondrilla L.
Expand
Species
Chondrilla juncea
L.
Genus
Chrysanthemum L.
Expand
Species
Chrysanthemum atratum
Jacq.
Species
Chrysanthemum balsamita
L.
Species
Chrysanthemum leucanthemum
L.
Expand
variety
Chrysanthemum leucanthemum
L. var.
pinnatifidum
Lecoq & Lamotte
variety
Chrysanthemum leucanthemum
var.
leucanthemum
Species
Chrysanthemum maximum
Ramond
Species
Chrysanthemum multicaule
Desf.
Species
Chrysanthemum parthenium
(L.) Bernh.
Species
Chrysanthemum zawadskii
Herbich
Species
Chrysanthemum alpinum L.
Species
Chrysanthemum arcticum L.
Expand
subspecies
Chrysanthemum arcticum
L. ssp.
polare
Hultén
Species
Chrysanthemum bipinnatum L.
Expand
subspecies
Chrysanthemum bipinnatum
L. ssp.
bipinnatum
Genus
Chrysopsis (Nutt.) Elliott
Expand
Species
Chrysopsis hirsutissima
Greene
Species
Chrysopsis hyssopifolia
Nutt.
Species
Chrysopsis mariana
(L.) Elliott
Species
Chrysopsis villosa
(Pursh) Nutt. ex DC.
Species
Chrysopsis graminifolia (Michx.) Elliott
Expand
variety
Chrysopsis graminifolia
(Michx.) Elliott var.
aspera
A. Gray
Genus
Chrysothamnus Nutt.
Expand
Species
Chrysothamnus bloomeri
(A. Gray) Greene
Species
Chrysothamnus viscidiflorus (Hook.) Nutt.
Expand
subspecies
Chrysothamnus viscidiflorus
(Hook.) Nutt. ssp.
viscidiflorus
variety
Chrysothamnus viscidiflorus
(Hook.) Nutt. var.
viscidiflorus
Genus
Chuquiraga Juss.
Expand
Species
Chuquiraga macrocephala
Baker
Species
Chuquiraga spinosa
Less.
Genus
Cicerbita Wallr.
Expand
Species
Cicerbita alpina
(L.) Wallr.
Genus
Cichorium L.
Expand
Species
Cichorium intybus
L.
Genus
Cirsium Mill.
Expand
Species
Cirsium acaulescens
(A. Gray) K. Schum.
Species
Cirsium arvense
(L.) Scop.
Expand
variety
Cirsium arvense
(L.) Scop. var.
horridum
Wimm. & Grab.
variety
Cirsium arvense
(L.) Scop. var.
integrifolium
Wimm. & Grab.
form
Cirsium arvense
(L.) Scop. fo.
albiflorum
(E. L. Rand & Redfield) Ralph Hoffm.
Species
Cirsium breweri
(A. Gray) Jeps.
Species
Cirsium calcareum
(M.E. Jones) Wooton & Standl.
Species
Cirsium centaureae
(Rydb.) K. Schum.
Species
Cirsium clokeyi
S.F. Blake
Species
Cirsium discolor
(Muhl. ex Willd.) Spreng.
Species
Cirsium drummondii
Torr. & A. Gray
Species
Cirsium edule
Nutt.
Species
Cirsium erisithales
Scop.
Species
Cirsium flodmanii
(Rydb.) Arthur
Species
Cirsium foliosum
(Hook.) DC.
Species
Cirsium heterophyllum
(L.) Hill
Species
Cirsium hillii
(Canby) Fernald
Species
Cirsium hookerianum
Nutt.
Species
Cirsium kelseyi
(Rydb.) Petrak
Species
Cirsium muticum
Michx.
Species
Cirsium occidentale
(Nutt.) Jeps.
Expand
variety
Cirsium occidentale
(Nutt.) Jeps. var.
candidissimum
(Greene) J. F. Macbr.
Species
Cirsium palustre
(L.) Scop.
Species
Cirsium pitcheri
(Torr. ex Eaton) Torr. & A. Gray
Species
Cirsium pumilum
(Nutt.) Spreng.
Species
Cirsium rivulare
All.
Species
Cirsium scariosum
Nutt.
Expand
variety
Cirsium scariosum
Nutt. var.
scariosum
Species
Cirsium setosum
(Willd.) M. Bieb.
Species
Cirsium tracyi
(Rydb.) Petr.
Species
Cirsium tweedyi
(Rydb.) Petr.
Species
Cirsium undulatum
Spreng.
Species
Cirsium vulgare
(Savi) Ten.
Species
Cirsium wheeleri
(A. Gray) Petr.
Genus
Cladanthus Cass.
Expand
Species
Cladanthus arabicus
(L.) Cass.
Genus
Cnicus L.
Expand
Species
Cnicus benedictus
L.
Species
Cnicus helenioides
(L.) Willd.
Genus
Conyza Less.
Expand
Species
Conyza canadensis
(L.) Cronquist
Species
Conyza pallidiflora
R. E. Fr.
Species
Conyza pyrifolia
Lam.
Genus
Coreopsis L.
Expand
Species
Coreopsis auriculata
L.
Species
Coreopsis basalis
(A. Dietr.) S. F. Blake
Species
Coreopsis bigelovii
(A. Gray) Voss
Species
Coreopsis cardaminefolia
(DC.) Torr. & A. Gray
Species
Coreopsis gladiata
Walter
Species
Coreopsis lanceolata
L.
Expand
variety
Coreopsis lanceolata
L. var.
villosa
Michx.
Species
Coreopsis maritima
(Nutt.) Hook. f.
Species
Coreopsis pubescens
Elliott
Species
Coreopsis tinctoria
Nutt.
Species
Coreopsis tripteris
L.
Species
Coreopsis verticillata
L.
Genus
Corethrogyne DC.
Expand
Species
Corethrogyne filaginifolia (Hook. & Arn.) Nutt.
Expand
variety
Corethrogyne filaginifolia
(Hook. & Arn.) Nutt. var.
virgata
(Benth.) A. Gray
Genus
Cotula L.
Expand
Species
Cotula abyssinica
Sch. Bip. ex A. Rich.
Species
Cotula australis
(Siebold ex Sprenger) Hooker f.
Species
Cotula coronopifolia
L.
Genus
Cousinia Cass.
Expand
Species
Cousinia alberti
Regel & Schmalh.
Species
Cousinia dissectifolia
Kult.
Species
Cousinia microcarpa
Boiss.
Species
Cousinia sewertzowii
Regel
Species
Cousinia syrdarjensis
Kult.
Species
Cousinia tianschanica
Kult.
Species
Cousinia triflora
Schrenk
Genus
Craspedia G. Forst.
Expand
Species
Craspedia glauca
Spreng.
Genus
Crepis L.
Expand
Species
Crepis acuminata
Nutt.
Expand
subspecies
Crepis acuminata
Nutt. ssp.
acuminata
Species
Crepis aurea
(L.) Cass.
Species
Crepis barbigera
Leiberg ex Coville
Species
Crepis biennis
L.
Species
Crepis capillaris
(L.) Wallr.
Species
Crepis chrysantha
(Ledeb.) Turcz.
Species
Crepis elegans
Hook.
Species
Crepis glareosa
Piper
Species
Crepis lyrata
(L.) Froel.
Species
Crepis nana
Richardson
Species
Crepis nicaeensis
Balb. ex Pers.
Species
Crepis paludosa
(L.) Moench
Species
Crepis pleurocarpa
A. Gray
Species
Crepis polytricha
(Ledeb.) Turcz.
Species
Crepis pulchra
L.
Species
Crepis rostrata
Coville
Species
Crepis rubra
L.
Species
Crepis runcinata
(E. James) Torr. & A. Gray
Expand
subspecies
Crepis runcinata
(E. James) Torr. & A. Gray ssp.
hispidulosa
(Howell ex Rydb.) Babc. & Stebbins
variety
Crepis runcinata
(E. James) Torr. & A. Gray var.
glauca
(Nutt.) B. Boivin
variety
Crepis runcinata
(E. James) Torr. & A. Gray var.
hispidulosa
Howell ex Rydb.
variety
Crepis runcinata
(E. James) Torr. & A. Gray var.
runcinata
Species
Crepis sibirica
L.
Species
Crepis tectorum
L.
Species
Crepis atribarba A. Heller
Expand
subspecies
Crepis atribarba
A. Heller ssp.
originalis
(Babc. & Stebbins) Babc. & Stebbins
Species
Crepis modocensis Greene
Expand
subspecies
Crepis modocensis
Greene ssp.
modocensis
Species
Crepis occidentalis Nutt.
Expand
variety
Crepis occidentalis
Nutt. var.
costata
A. Gray
Genus
Crocidium Hook.
Expand
Species
Crocidium multicaule
Hook.
Genus
Crupina (Pers.) DC.
Expand
Species
Crupina pauciflora
Kar. & Kir.
Genus
Dieteria Nuttall
Expand
Species
Dieteria canescens
(Pursh) Nuttall
Genus
Doellingeria Nees
Expand
Species
Doellingeria umbellata (Mill.) Nees
Expand
variety
Doellingeria umbellata
(Mill.) Nees var.
pubens
(A. Gray) Britton
Genus
Doronicum L.
Expand
Species
Doronicum clusii
(All.) Tausch
Genus
Dubautia Gaudich.
Expand
Species
Dubautia ciliolata
(DC.) D. D. Keck
Genus
Dyssodia Cav.
Expand
Species
Dyssodia cooperi
A. Gray
Species
Dyssodia papposa
(Vent.) Hitchc.
Species
Dyssodia pentachaeta
(DC.) B. L. Rob.
Species
Dyssodia porophylloides
A. Gray
Species
Dyssodia tagetoides
Torr. & A. Gray
Species
Dyssodia wrightii
(A. Gray) B. L. Rob.
Genus
Echinacea Moench
Expand
Species
Echinacea angustifolia
DC.
Species
Echinacea pallida
(Nutt.) Nutt.
Genus
Echinops Linnaeus
Expand
Species
Echinops hoehnelii
Schweinf.
Species
Echinops ritro
L.
Species
Echinops sphaerocephalus
Linnaeus
Genus
Eclipta L.
Expand
Species
Eclipta alba
(L.) Hassk.
Species
Eclipta prostrata
(L.) L.
Genus
Emilia Cass.
Expand
Species
Emilia javanica
(Burm. f.) C. B. Rob.
Genus
Encelia Adans.
Expand
Species
Encelia californica
Nutt.
Species
Encelia farinosa
A. Gray ex Torr.
Species
Encelia frutescens
(A. Gray) A. Gray
Species
Encelia virginensis
A. Nelson
Genus
Engelmannia A. Gray ex Nutt.
Expand
Species
Engelmannia pinnatifida
Nutt.
Genus
Erechtites Raf.
Expand
Species
Erechtites hieraciifolius
(L.) Raf. ex DC.
Species
Erechtites megalocarpus
Fernald
Species
Erechtites prenanthoides
(A. Rich.) DC.
Genus
Ericameria Nutt.
Expand
Species
Ericameria laricifolia
(A. Gray) Shinners
Species
Ericameria linearifolia
(DC.) Urbatsch & Wussow
Species
Ericameria nauseosa
(Pall. ex Pursh) G. L. Nesom & G. I. Baird
Expand
variety
Ericameria nauseosa
(Pall. ex Pursh) G. L. Nesom & G. I. Baird var.
nauseosa
variety
Ericameria nauseosa
(Pall. ex Pursh) G. L. Nesom & G. I. Baird var.
speciosa
(Nuttall) G. L. Nesom & G. I. Baird
Species
Ericameria paniculata
(A. Gray) Rydb.
Species
Ericameria parryi
(A. Gray) G. L. Nesom & G. I. Baird
Species
Ericameria resinosa
Nutt.
Genus
Erigeron L.
Expand
Species
Erigeron abajoensis
Cronquist
Species
Erigeron acris
L.
Expand
subspecies
Erigeron acris
L. ssp.
debilis
(A. Gray) Piper
subspecies
Erigeron acris
L. ssp.
politus
(Fr.) H. Lindb.
variety
Erigeron acris
L. var.
asteroides
DC.
variety
Erigeron acris
L. var.
debilis
A. Gray
variety
Erigeron acris
L. var.
elatus
(Hook.) Cronquist
variety
Erigeron acris
L. var.
kamtschaticus
(DC.) Herder
Species
Erigeron aliceae
Howell
Species
Erigeron annuus
(L.) Pers.
Expand
subspecies
Erigeron annuus
(L.) Pers. ssp.
septentrionalis
(Fernald & Wiegand) Wagenitz
Species
Erigeron aphanactis
(A. Gray) Greene
Species
Erigeron arthurii
B. Boivin
Species
Erigeron aureus
Greene
Species
Erigeron bellidifolius
Muhl. ex Willd.
Species
Erigeron bloomeri
A. Gray
Species
Erigeron caespitosus
Nutt.
Species
Erigeron canaani
S.L. Welsh
Species
Erigeron canadensis
L.
Species
Erigeron canus
A. Gray
Species
Erigeron chrysopsidis
A. Gray
Species
Erigeron compositus
Pursh
Expand
variety
Erigeron compositus
Pursh var.
discoideus
A. Gray
variety
Erigeron compositus
Pursh var.
glabratus
Macoun
variety
Erigeron compositus
Pursh var.
nudus
(Rydb.) A. Nelson
Species
Erigeron concinnus
(Hook. & Arn.) Torr. & A. Gray
Species
Erigeron corymbosus
Nutt.
Species
Erigeron denalii
A. Nelson
Species
Erigeron elatior
(A. Gray) Greene
Species
Erigeron elatus
(Hook.) Greene
Species
Erigeron elongatus
Ledeb.
Species
Erigeron engelmannii
A. Nelson
Species
Erigeron eriocalyx
(Ledeb.) Vierh.
Species
Erigeron eriophyllus
A. Gray
Species
Erigeron filifolius
(Hook.) Nutt.
Expand
variety
Erigeron filifolius
(Hook.) Nutt. var.
filifolius
Species
Erigeron glabellus
Nutt.
Expand
subspecies
Erigeron glabellus
Nutt. ssp.
glabellus
subspecies
Erigeron glabellus
Nutt. ssp.
pubescens
(Hook.) Cronquist
variety
Erigeron glabellus
Nutt. var.
glabellus
variety
Erigeron glabellus
Nutt. var.
pubescens
Hook.
Species
Erigeron glaucus
Ker Gawl.
Species
Erigeron grandiflorus
Hook.
Species
Erigeron humilis
Graham
Species
Erigeron hyperboreus
Greene
Species
Erigeron jonesii
Cronquist
Species
Erigeron lackschewitzii
G. L. Nesom & W. A. Weber
Species
Erigeron lanatus
Hook.
Species
Erigeron leibergii
Piper
Species
Erigeron leiomerus
A. Gray
Species
Erigeron linearis
(Hook.) Piper
Expand
variety
Erigeron linearis
(Hook.) Piper var.
elegantulus
(Greene) J. T. Howell
Species
Erigeron lonchophyllus
Hook.
Species
Erigeron macranthus
Nutt.
Species
Erigeron melanocephalus
(A. Nelson) A. Nelson
Species
Erigeron mexiae
K. Becker
Species
Erigeron nematophyllus
Rydb.
Species
Erigeron nivalis
Nuttall
Species
Erigeron ochroleucus
Nutt.
Species
Erigeron oreganus
A. Gray
Species
Erigeron oreophilus
Greenm.
Species
Erigeron peregrinus
(Pursh) Greene
Expand
subspecies
Erigeron peregrinus
(Pursh) Greene ssp.
callianthemus
(Greene) Cronquist
variety
Erigeron peregrinus
(Pursh) Greene var.
callianthemus
(Greene) Cronquist
variety
Erigeron peregrinus
(Pursh) Greene var.
peregrinus
variety
Erigeron peregrinus
(Pursh) Greene var.
scaposus
(Torr. & A. Gray) Cronquist
Species
Erigeron peucephyllus
A. Gray
Species
Erigeron pinnatisectus
(A. Gray) A. Nelson
Species
Erigeron piperianus
Cronquist
Species
Erigeron poliospermus
A. Gray
Species
Erigeron porsildii
G. L. Nesom & D. F. Murray
Species
Erigeron pulchellus
Michx.
Species
Erigeron pulcherrimus
Heller
Species
Erigeron pumilus
Nutt.
Expand
Species
Erigeron pumilus
Nutt. var.
pumilus
subspecies
Erigeron pumilus
Nutt. ssp.
intermedius
Cronquist
variety
Erigeron pumilus
Nutt. var.
condensatus
(D.C. Eaton) Cronquist
Species
Erigeron purpuratus
Greene
Expand
subspecies
Erigeron purpuratus
Greene ssp.
pallens
(Cronquist) G. W. Douglas
Species
Erigeron religiosus
Cronquist
Species
Erigeron salsuginosus
(Richardson ex R. Br.) A. Gray
Species
Erigeron scotteri
B. Boivin
Species
Erigeron simplex
Greene
Species
Erigeron sionis
Cronquist
Species
Erigeron speciosus
(Lindl.) DC.
Expand
variety
Erigeron speciosus
(Lindl.) DC. var.
macranthus
(Nutt.) Cronquist
Species
Erigeron subtrinervis
Rydb. ex Porter & Britton
Expand
variety
Erigeron subtrinervis
Rydb. ex Porter & Britton var.
subtrinervis
Species
Erigeron tener
(A. Gray) A. Gray
Species
Erigeron tenuis
Torr. & A. Gray
Species
Erigeron uncialis
S.F. Blake
Species
Erigeron untermannii
S. L. Welsh & Goodrich
Species
Erigeron ursinus
D.C. Eaton
Species
Erigeron utahensis
A. Gray
Species
Erigeron vagus
Payson
Species
Erigeron vernus
(L.) Torr. & A. Gray
Species
Erigeron wahwahensis
S. L. Welsh
Species
Erigeron angulosus Gaudin
Expand
variety
Erigeron angulosus
Gaudin var.
kamtschaticus
(DC.) H. Hara
Species
Erigeron divergens Torr. & A. Gray
Expand
variety
Erigeron divergens
Torr. & A. Gray var.
cinereus
A. Gray
Species
Erigeron eatonii A. Gray
Expand
variety
Erigeron eatonii
A. Gray var.
eatonii
Species
Erigeron foliosus Nutt.
Expand
variety
Erigeron foliosus
Nutt. var.
stenophyllus
(Nutt.) A. Gray
Species
Erigeron glacialis (Nuttall) A. Nelson
Expand
variety
Erigeron glacialis
(Nuttall) A. Nelson var.
glacialis
Species
Erigeron philadelphicus L.
Expand
Species
Erigeron philadelphicus
L. var.
philadelphicus
subspecies
Erigeron philadelphicus
L. ssp.
multifidus
(Nutt. ex Torr. & A. Gray) Hultén
Species
Erigeron strigosus Muhlenberg ex Willdenow
Expand
variety
Erigeron strigosus
Muhlenberg ex Willdenow var.
septentrionalis
(Fernald & Wiegand) Fernald
Species
Erigeron uniflorus L.
Expand
variety
Erigeron uniflorus
L. var.
eriocephalus
(J. Vahl) B. Boivin
Genus
Eriophyllum Lag.
Expand
Species
Eriophyllum confertiflorum
(DC.) A. Gray
Species
Eriophyllum lanatum
(Pursh) J. Forbes
Expand
variety
Eriophyllum lanatum
(Pursh) J. Forbes var.
achillioides
(DC.) Jeps.
variety
Eriophyllum lanatum
(Pursh) J. Forbes var.
grandiflorum
(A. Gray) Jep
variety
Eriophyllum lanatum
(Pursh) J. Forbes var.
integrifolium
(Hook.) Smiley
variety
Eriophyllum lanatum
(Pursh) J. Forbes var.
lanatum
variety
Eriophyllum lanatum
(Pursh) J. Forbes var.
lanceolatum
(Howell) Jeps.
variety
Eriophyllum lanatum
(Pursh) J. Forbes var.
typicum
Constance
Species
Eriophyllum multicaule
(DC.) A. Gray
Species
Eriophyllum pringlei
A. Gray
Species
Eriophyllum staechadifolium
Lag.
Species
Eriophyllum wallacei
(A. Gray) A. Gray
Genus
Erlangea Sch. Bip.
Expand
Species
Erlangea fusca
S. Moore
Genus
Ethulia L. f.
Expand
Species
Ethulia conyzoides
L. f.
Genus
Eucephalus Nutt.
Expand
Species
Eucephalus engelmannii
(D. C. Eaton) Greene
Species
Eucephalus paucicapitatus
(B. L. Rob.) Greene
Species
Eucephalus ledophyllus (A. Gray) Greene
Expand
variety
Eucephalus ledophyllus
(A. Gray) Greene var.
covillei
(Greene) G. L. Nesom
Genus
Eupatorium L.
Expand
Species
Eupatorium adamantium
Gardner
Species
Eupatorium album
L.
Species
Eupatorium cannabinum
L.
Species
Eupatorium occidentale
Hook.
Species
Eupatorium perfoliatum
L.
Expand
variety
Eupatorium perfoliatum
L. var.
perfoliatum
form
Eupatorium perfoliatum
L. forma
purpureum
Britton
Species
Eupatorium sessilifolium
L.
Species
Eupatorium urticifolium
Reichard
Species
Eupatorium velutinum
Gardner
Species
Eupatorium maculatum L.
Expand
variety
Eupatorium maculatum
L. var.
bruneri
(A. Gray) Breitung
form
Eupatorium maculatum
L. forma
faxonii
Fernald
Species
Eupatorium purpureum L.
Expand
variety
Eupatorium purpureum
L. var.
maculatum
(L.) Darl.
Species
Eupatorium rotundifolium L.
Species
Eupatorium rugosum Houtt.
Species
Eupatorium serotinum Michx.
Genus
Eurybia (Cass.) Cass.
Expand
Species
Eurybia conspicua
(Lindl.) G. L. Nesom
Species
Eurybia merita
(A. Nelson) G. L. Nesom
Species
Eurybia sibirica
(L.) G. L. Nesom
Genus
Euthamia (Nutt.) Cass.
Expand
Species
Euthamia graminifolia
(L.) Nutt.
Expand
variety
Euthamia graminifolia
(L.) Nutt. var.
graminifolia
variety
Euthamia graminifolia
(L.) Nutt. var.
nuttallii
(Greene) Sieren
Species
Euthamia occidentalis
Nutt.
Genus
Eutrochium Raf.
Expand
Species
Eutrochium maculatum
(L.) E. E. Lamont
Genus
Filago L.
Expand
Species
Filago arvensis
L.
Genus
Flourensia DC.
Expand
Species
Flourensia cernua
DC.
Genus
Franseria Cav.
Expand
Species
Franseria acanthicarpa
(Hook.) Coville
Species
Franseria bipinnatifida
(Less.) Nutt.
Species
Franseria discolor
Nutt.
Species
Franseria dumosa
A. Gray
Genus
Gaillardia Foug.
Expand
Species
Gaillardia aristata
Pursh
Species
Gaillardia flava
Rydb.
Species
Gaillardia parryi
Greene
Species
Gaillardia pinnatifida
Torr.
Species
Gaillardia pulchella
Foug.
Species
Gaillardia spathulata
A. Gray
Genus
Galinsoga Ruiz & Pav.
Expand
Species
Galinsoga ciliata
(Raf.) S. F. Blake
Species
Galinsoga parviflora
Cav.
Species
Galinsoga quadriradiata
Ruiz & Pav.
Genus
Geraea Torr. & A. Gray
Expand
Species
Geraea canescens
Torr. & A. Gray
Genus
Glyptopleura D.C. Eaton
Expand
Species
Glyptopleura setulosa
A. Gray
Genus
Gnaphalium L.
Expand
Species
Gnaphalium baicalense
Kirp. & Kuprian.
Species
Gnaphalium californicum
DC.
Species
Gnaphalium chilense
Spreng.
Species
Gnaphalium hawaiiense
O. Deg. & Sherff
Species
Gnaphalium helleri
Britton
Species
Gnaphalium leontopodium
L.
Species
Gnaphalium luteoalbum.
L.
Species
Gnaphalium macounii
Greene
Species
Gnaphalium microcephalum
Nutt.
Expand
variety
Gnaphalium microcephalum
Nutt. var.
thermale
(E.E. Nelson) Cronquist
Species
Gnaphalium obtusifolium
L.
Species
Gnaphalium palustre
Nutt.
Species
Gnaphalium purpureum
L.
Species
Gnaphalium sandwicensium
Gaudich.
Species
Gnaphalium supinum
L.
Species
Gnaphalium sylvaticum
L.
Species
Gnaphalium thermale
E.E. Nelson
Species
Gnaphalium uliginosum
L.
Species
Gnaphalium viscosum
Kunth
Species
Gnaphalium decurrens L.
Expand
variety
Gnaphalium decurrens
L. var.
californicum
(DC.) A. Gray
Genus
Grindelia Willd.
Expand
Species
Grindelia arenicola
Steyerm.
Species
Grindelia integrifolia
DC.
Expand
variety
Grindelia integrifolia
DC. var.
macrophylla
(Greene) Cronquist
Species
Grindelia nana
Nutt.
Species
Grindelia perennis
A. Nelson
Species
Grindelia squarrosa
(Pursh) Dunal
Expand
variety
Grindelia squarrosa
(Pursh) Dunal var.
quasiperennis
Lunell
variety
Grindelia squarrosa
(Pursh) Dunal var.
squarrosa
Species
Grindelia stricta
DC.
Expand
variety
Grindelia stricta
DC. var.
stricta
Species
Grindelia rubricaulis DC.
Expand
variety
Grindelia rubricaulis
DC. var.
robusta
(Nutt.) Steyerm.
Genus
Guizotia Cass.
Expand
Species
Guizotia reptans
Hutch.
Genus
Gutenbergia Sch. Bip.
Expand
Species
Gutenbergia boranensis
(S. Moore) M. G. Gilbert
Genus
Gutierrezia Lag.
Expand
Species
Gutierrezia diversifolia
Greene
Species
Gutierrezia microcephala
(DC.) A. Gray
Species
Gutierrezia sarothrae
(Pursh) Britton & Rusby
Genus
Gymnolomia Kunth
Expand
Species
Gymnolomia porteri
(A. Gray) A. Gray
Genus
Haploesthes A. Gray
Expand
Species
Haploesthes greggii A. Gray
Expand
variety
Haploesthes greggii
A. Gray var.
texana
(J. M. Coult.) I. M. Johnst.
Genus
Haplopappus Cass.
Expand
Species
Haplopappus arenarius
Benth.
Species
Haplopappus bloomeri
A. Gray
Species
Haplopappus carthamoides
(Hook.) A. Gray
Species
Haplopappus clementis
(Rydb.) S. F. Blake
Species
Haplopappus divaricatus
(Nutt.) A. Gray
Species
Haplopappus drummondii
(Torr. & A. Gray) S. F. Blake
Species
Haplopappus greenei
A. Gray
Species
Haplopappus lanceolatus
(Hook.) Torr. & A. Gray
Expand
variety
Species
Haplopappus lanuginosus
A. Gray
Species
Haplopappus lyallii
A. Gray
Species
Haplopappus macronema
A. Gray
Species
Haplopappus nuttallii
Torr. & A. Gray
Expand
variety
Haplopappus nuttallii
Torr. & A. Gray var.
nuttallii
Species
Haplopappus spinulosus
(Pursh) DC.
Expand
variety
Haplopappus spinulosus
(Pursh) DC. var.
spinulosus
Species
Haplopappus suffruticosus
(Nutt.) A. Gray
Species
Haplopappus uniflorus
(Hook.) Torr. & A. Gray
Species
Haplopappus watsonii
A. Gray
Species
Haplopappus squarrosus Hook. & Arn.
Expand
subspecies
Haplopappus squarrosus
Hook. & Arn. ssp.
grindelioides
(DC.) D.D. Keck
Species
Haplopappus venetus (Kunth) S. F. Blake
Expand
subspecies
Haplopappus venetus
(Kunth) S. F. Blake ssp.
oxyphyllus
(Greene) H. M. Hall
variety
Haplopappus venetus
(Kunth) S. F. Blake var.
vernonioides
(Nutt.) Munz
Genus
Helenium L.
Expand
Species
Helenium autumnale
L.
Expand
variety
Helenium autumnale
L. var.
grandiflorum
Torr. & A. Gray
variety
Helenium autumnale
L. var.
montanum
(Nutt.) Fernald
Species
Helenium bigelovii
A. Gray
Species
Helenium hoopesii
A. Gray
Species
Helenium macranthum
Rydb.
Species
Helenium montanum
Nutt.
Species
Helenium nudiflorum
Nutt.
Species
Helenium puberulum
DC.
Genus
Helianthella Torr. & A. Gray
Expand
Species
Helianthella douglasii
Torr. & A. Gray
Species
Helianthella microcephala
(A. Gray) A. Gray
Species
Helianthella quinquenervis
(Hook.) A. Gray
Species
Helianthella uniflora (Nutt.) Torr. & A. Gray
Expand
variety
Helianthella uniflora
(Nutt.) Torr. & A. Gray var.
uniflora
Genus
Helianthemum Mill.
Expand
Species
Helianthemum nummularium (Cav.) Losa & Rivas Goday
Expand
subspecies
Helianthemum nummularium
(Cav.) Losa & Rivas Goday ssp.
obscurum
Holub
Genus
Helianthus L.
Expand
Species
Helianthus angustifolius
L.
Species
Helianthus annuus
L.
Expand
subspecies
Helianthus annuus
L. ssp.
lenticularis
(Douglas ex Lindl.) Cockerell
form
Helianthus annuus
L. forma
fallax
B. Boivin
form
Helianthus annuus
L. forma
lenticularis
(Douglas ex Lindl.) B. Boivin
Species
Helianthus atrorubens
L.
Species
Helianthus canus
(Britton) Wooton & Standl.
Species
Helianthus couplandii
B. Boivin
Species
Helianthus cusickii
A. Gray
Species
Helianthus decapetalus
L.
Species
Helianthus divaricatus
L.
Species
Helianthus dowellianus
M.A. Curtis
Species
Helianthus giganteus
L.
Species
Helianthus gracilentus
A. Gray
Species
Helianthus laetiflorus
Pers.
Species
Helianthus maximiliani
Schrad.
Species
Helianthus mollis
Lam.
Species
Helianthus petiolaris
Nutt.
Species
Helianthus pumilus
Nutt.
Species
Helianthus radula
(Pursh) Torr. & A. Gray
Species
Helianthus rydbergii
Britton
Species
Helianthus scaberrimus
Elliott
Species
Helianthus strumosus
L.
Species
Helianthus subrhomboideus
Rydb.
Species
Helianthus subtuberosus
Bourg. ex A. Gray
Species
Helianthus trachelifolius
Mill.
Species
Helianthus tuberosus
L.
Expand
variety
Helianthus tuberosus
L. var.
subcanescens
A. Gray
Species
Helianthus × laetiflorus
Pers.
Expand
variety
Helianthus laetiflorus
Pers. var.
subrhomboideus
(Rydb.) Fernald
Species
Helianthus nuttallii Torr. & A. Gray
Expand
subspecies
Helianthus nuttallii
Torr. & A. Gray ssp.
canadensis
Long
subspecies
Helianthus nuttallii
Torr. & A. Gray ssp.
rydbergii
(Britton) R.W. Long
Species
Helianthus pauciflorus Nutt.
Expand
subspecies
Helianthus pauciflorus
Nutt. ssp.
subrhomboideus
(Rydb.) O. Spring & E. E. Schill.
Genus
Helichrysum Mill.
Expand
Species
Helichrysum diosmifolium
Sweet
Species
Helichrysum ellipticifolium
Moeser
Species
Helichrysum foetidum
(L.) Moench
Species
Helichrysum gerberifolium
Sch. Bip. ex A. Rich.
Species
Helichrysum glumaceum
DC.
Species
Helichrysum nandense
S. Moore
Species
Helichrysum plicatum
DC.
Genus
Heliopsis Persoon
Expand
Species
Heliopsis helianthoides
(L.) Sweet
Expand
variety
Heliopsis helianthoides
(L.) Sweet var.
scabra
(Dunal) Fernald
Species
Heliopsis laevis
(L.) Pers.
Species
Heliopsis scabra
Dunal
Genus
Helipterum DC.
Expand
Species
Helipterum albicans
(A. Cunn.) DC.
Genus
Hemizonia DC.
Expand
Species
Hemizonia angustifolia
DC.
Species
Hemizonia clevelandii
Greene
Species
Hemizonia congesta
DC.
Species
Hemizonia fasciculata
(DC.) Torr. & A. Gray
Species
Hemizonia lutescens
(Greene) D.D. Keck
Species
Hemizonia luzulifolia
DC.
Species
Hemizonia rudis
Benth.
Species
Hemizonia tenella
A. Gray
Species
Hemizonia multicaulis Hook. & Arn.
Expand
subspecies
Hemizonia multicaulis
Hook. & Arn. ssp.
vernalis
D. D. Keck
Genus
Heterotheca Cass.
Expand
Species
Heterotheca echioides
(Benth.) Shinners
Species
Heterotheca fulcrata
(Greene) Shinners
Species
Heterotheca graminifolia
(Michx.) Shinners
Species
Heterotheca grandiflora
Nutt.
Species
Heterotheca latifolia
Buckley
Species
Heterotheca pilosa
(Nutt.) Shinners
Species
Heterotheca stenophylla
(A. Gray) Shinners
Species
Heterotheca subaxillaris
(Lam.) Britton & Rusby
Species
Heterotheca villosa (Pursh) Shinners
Expand
variety
Heterotheca villosa
(Pursh) Shinners var.
ballardii
(Rydb.) Semple
variety
Heterotheca villosa
(Pursh) Shinners var.
hispida
(Hook.) V. L. Harms
variety
Heterotheca villosa
(Pursh) Shinners var.
minor
(Hook.) Semple
variety
Heterotheca villosa
(Pursh) Shinners var.
pedunculata
(Greene) V. L. Harms ex Semple
variety
Heterotheca villosa
(Pursh) Shinners var.
villosa
Genus
Hieracium L.
Expand
Species
Species
Hieracium albiflorum
Hook.
Species
Hieracium alpinum
L.
Species
Hieracium amplexicaule
L.
Species
Hieracium aurantiacum
L.
Species
Hieracium basifolium
Fr.
Species
Hieracium caespitosum
Dumort.
Species
Hieracium canadense
Michx.
Species
Hieracium fendleri
Sch. Bip.
Species
Hieracium florentinum
All.
Species
Hieracium humile
Jacq.
Species
Hieracium juranum
Fr.
Species
Hieracium lemmonii
A. Gray
Species
Hieracium linifolium
Sael. ex Lindeab.
Species
Hieracium longipilum
Torr. ex Hook.
Species
Hieracium paniculatum
L.
Species
Hieracium pilosella
L.
Species
Hieracium piloselloides
Vill.
Species
Hieracium praealtum
Villars ex Gochnat
Species
Hieracium pratense
Tausch
Species
Hieracium robustum
Fr.
Species
Hieracium sabaudum
L.
Species
Hieracium scabriusculum
Schwein.
Species
Hieracium scabrum
Michx
Species
Hieracium scouleri
Hooker
Species
Hieracium tardans
Peter
Species
Hieracium triste
Willd. ex Spreng.
Expand
subspecies
Hieracium triste
Willd. ex Spreng. ssp.
gracile
(Hook.) Calder & Roy L. Taylor
Species
Hieracium umbellatum
L.
Expand
variety
Hieracium umbellatum
L. var.
scabriusculum
Species
Hieracium venosum
L.
Species
Hieracium villosum
Jacq.
Species
Hieracium vulgatum
Fr.
Genus
Hoehnelia Schweinf.
Expand
Species
Hoehnelia vernonioides
Schweinf.
Genus
Hofmeisteria Walp.
Expand
Species
Hofmeisteria pluriseta
A. Gray
Genus
Hulsea Torr. & A. Gray
Expand
Species
Hulsea algida
A. Gray
Species
Hulsea californica
Torr. & A. Gray
Species
Hulsea nana
A. Gray
Species
Hulsea vestita A. Gray
Expand
variety
Hulsea vestita
var.
callicarpha
H.M. Hall
Genus
Hulteniella Tzvelev
Expand
Species
Hulteniella integrifolia
(Richardson) Tzvelev
Genus
Hymenoclea Torr. & A. Gray
Expand
Species
Hymenoclea salsola
Torr. & A. Gray
Genus
Hymenopappus L'Hér.
Expand
Species
Hymenopappus lugens
Greene
Species
Hymenopappus newberryi
(A. Gray ex Porter & J. M. Coult.) I. M. Johnst.
Species
Hymenopappus polycephalus
Osterh.
Species
Hymenopappus robustus
Greene
Species
Hymenopappus filifolius Hook.
Expand
variety
Hymenopappus filifolius
Hook. var.
megacephalus
B. L. Turner
variety
Hymenopappus filifolius
Hook. var.
nudipes
(Maguire) B. L. Turner
Genus
Hymenothrix A. Gray
Expand
Species
Hymenothrix wislizeni
A. Gray
Species
Hymenothrix wrightii
A. Gray
Genus
Hymenoxys Cass.
Expand
Species
Hymenoxys acaulis
(Pursh) K. F. Parker
Expand
variety
Hymenoxys acaulis
(Pursh) K. F. Parker var.
acaulis
Species
Hymenoxys grandiflora
(Torr. & A. Gray) K. F. Parker
Species
Hymenoxys linearifolia
Hook.
Species
Hymenoxys odorata
DC.
Species
Hymenoxys richardsonii
(Hook.) Cockerell
Expand
variety
Hymenoxys richardsonii
(Hook.) Cockerell var.
floribunda
(A. Gray) K. F. Parker
Genus
Hypochaeris L.
Expand
Species
Hypochaeris maculata
L.
Species
Hypochaeris radicata
L.
Species
Hypochaeris uniflora
Vill.
Genus
Inula L.
Expand
Species
Inula britannica
L.
Species
Inula ensifolia
L.
Species
Inula helenium
L.
Species
Inula salicina
L.
Genus
Isocoma Nutt.
Expand
Species
Isocoma tenuisecta
Greene
Genus
Iva L.
Expand
Species
Iva axillaris
Pursh
Expand
subspecies
Iva axillaris
Pursh ssp.
axillaris
variety
Iva axillaris
Pursh var.
robustior
Hook.
Species
Iva frutescens
L.
Species
Iva xanthiifolia
Nutt.
Genus
Jaumea Pers.
Expand
Species
Jaumea carnosa
(Less.) A. Gray
Genus
Jurinea Cass.
Expand
Species
Jurinea grumosa
Iljin
Species
Jurinea lasiopoda
Trautv
Species
Jurinea leptoclada
Bornm. & Sint.
Species
Jurinea olgae
Regel & Schmalh.
Species
Jurinea subacaulis
Fisch. & C.A.Mey.
Species
Jurinea tortisquamea
Iljin
Species
Jurinea trautvetteriana
Regel & Schmalh.
Genus
Koelpinia Pall.
Expand
Species
Koelpinia linearis
Pall.
Genus
Krigia Schreb
Expand
Species
Krigia biflora
(Walter) S.F. Blake
Species
Krigia cespitosa
(Raf.) K.L. Chambers
Species
Krigia dandelion
(L.) Nutt.
Species
Krigia montana
(Michx.) Nutt.
Species
Krigia occidentalis
Nutt.
Species
Krigia virginica
(L.) Willd.
Genus
Lactuca L.
Expand
Species
Lactuca canadensis
L.
Species
Lactuca ludoviciana
(Nuttall) Riddell
Species
Lactuca muralis
Fresen.
Species
Lactuca pulchella
(Pursh) DC.
Species
Lactuca serriola
L.
Species
Lactuca sibirica
(L.) Benth. ex Maxim.
Species
Lactuca spicata
(Lam.) Hitchc.
Species
Lactuca scariola L.
Expand
variety
Lactuca scariola
var.
integrata
Gren. & Godr
form
Lactuca scariola
L. forma
integrifolia
Beck
Species
Lactuca tatarica C .A. Mey.
Expand
subspecies
Lactuca tatarica
C. A. Mey. ssp.
pulchella
(Pursh) Stebbins
variety
Lactuca tatarica
C. A. Mey. var.
heterophylla
(Nutt.) B. Boivin
Genus
Lagoseris M. Bieb.
Expand
Species
Lagoseris sancta
K. Maly
Genus
Laphamia A. Gray
Expand
Species
Laphamia intricata
Brandegee
Genus
Lapsana L.
Expand
Species
Lapsana communis
L.
Species
Lapsana grandiflora
M. Bieb.
Genus
Lasthenia Cass.
Expand
Species
Lasthenia californica
DC. ex Lindl.
Genus
Layia Hook. & Arn. ex DC.
Expand
Species
Layia glandulosa
(Hook.) Hook. & Arn.
Species
Layia platyglossa
(Fisch. & C.A. Mey.) A. Gray
Genus
Leontodon L.
Expand
Species
Leontodon autumnalis
L.
Species
Leontodon hispidus
L.
Expand
subspecies
Leontodon hispidus
L. ssp.
hastilis
Rchb
Genus
Leontopodium R. Br. ex Cass.
Expand
Species
Leontopodium alpinum
Cass.
Genus
Leptilon Raf. ex Britton & A. Br.
Expand
Species
Leptilon canadense
(L.) Britton
Genus
Lessingia Cham.
Expand
Species
Lessingia ramulosa A. Gray
Expand
variety
Lessingia ramulosa
var.
adenophora
(Greene) A. Gray
Genus
Leucanthemum Mill.
Expand
Species
Leucanthemum hultenii
Á. Löve & D. Löve
Species
Leucanthemum leucanthemum
(L.) Rydb
Species
Leucanthemum vulgare
Lam.
Species
Leucanthemum waldsteeinii
(Sch. Bip.) Pouzar
Genus
Leucelene Greene
Expand
Species
Leucelene ericoides
(Torr.) Greene
Genus
Liatris Gaertn. ex Schreb.
Expand
Species
Liatris aspera
Michx.
Species
Liatris cylindracea
Michaux
Species
Liatris ligulistylis
(A. Nelson) K. Schum.
Expand
form
Liatris ligulistylis
(A. Nelson) K. Schum. fo.
ligulistylis
Species
Liatris novae-angliae
(Lunell) Shinners
Species
Liatris punctata
Hook.
Expand
variety
Liatris punctata
Hook. var.
punctata
form
Liatris punctata
Hook. fo.
punctata
Species
Liatris pycnostachya
Michx.
Species
Liatris spheroidea
Michx.
Species
Liatris spicata
(L.) Willd.
Genus
Ligularia Cass.
Expand
Species
Ligularia intermedia
Nakai
Genus
Lipochaeta DC.
Expand
Species
Lipochaeta integrifolia
(Nutt.) A. Gray
Genus
Logfia Cass.
Expand
Species
Logfia arizonica
(A. Gray) Holub
Species
Logfia arvensis
(Linnaeus) Holub
Species
Logfia filaginoides
(Hook. & Arn.) Morefield
Genus
Lorandersonia Urbatsch, R. P. Roberts & Neubig
Expand
Species
Lorandersonia linifolia
(Greene) Urbatsch, R. P. Roberts & Neubig
Genus
Luina Bentham
Expand
Species
Luina hypoleuca
Bentham
Species
Luina stricta
(Greene) B.L. Rob.
Genus
Lygodesmia D. Don
Expand
Species
Species
Lygodesmia grandiflora
(Nutt.) Torr. & A. Gray
Expand
variety
Lygodesmia grandiflora
(Nutt.) Torr. & A. Gray var.
grandiflora
Species
Lygodesmia juncea
(Pursh) D. Don ex Hook.
Species
Lygodesmia texana
(Torr. & A. Gray) Greene ex Small
Genus
Machaeranthera Nees
Expand
Species
Machaeranthera arenaria
(Benth.) Shinners
Species
Machaeranthera arida
B. L. Turner & D. B. Horne
Species
Machaeranthera canescens
(Pursh) A. Gray
Expand
variety
Machaeranthera canescens
(Pursh) A. Gray var.
canescens
variety
Machaeranthera canescens
A. Gray var.
glabra
A. Gray
Species
Machaeranthera grindelioides
(Nutt.) Shinners
Species
Machaeranthera parviflora
A. Gray
Species
Machaeranthera pinnatifida
(Hook.) Shinners
Species
Machaeranthera tanacetifolia
(Kunth) Nees
Genus
Macronema Nutt.
Expand
Species
Macronema discoidea
Nutt.
Genus
Madia Molina
Expand
Species
Madia exigua
(Sm.) A. Gray
Species
Madia glomerata
Hook.
Species
Madia hallii
D.D. Keck
Species
Madia sativa
Molina
Genus
Malacothrix DC.
Expand
Species
Malacothrix fendleri
A. Gray
Species
Malacothrix glabrata
(A. Gray ex D.C. Eaton) A. Gray
Species
Malacothrix sonchoides
(Nutt.) Torr. & A. Gray
Species
Malacothrix californica DC.
Expand
variety
Malacothrix californica
DC. var.
glabrata
A. Gray ex D.C. Eaton
Genus
Matricaria L.
Expand
Species
Matricaria ambigua
(Ledeb.) Krylov
Species
Matricaria chamomilla
L.
Species
Matricaria discoidea
DC.
Species
Matricaria matricarioides
(Less.) Porter
Species
Matricaria occidentalis
Greene
Species
Matricaria recutita
L.
Species
Matricaria suaveolens
(Pursh) Buchenau
Species
Matricaria maritima L.
Expand
subspecies
Matricaria maritima
L. ssp.
inodora
(L.) Soó
variety
Matricaria maritima
L. var.
agrestis
(Knaf) Wilmott
Genus
Megalodonta Greene
Expand
Species
Megalodonta beckii
(Torr. ex Spreng.) Greene
Genus
Melampodium L.
Expand
Species
Melampodium leucanthum
Torr. & A. Gray
Genus
Microseris D. Don
Expand
Species
Microseris bigelovii
(A. Gray) Sch. Bip.
Species
Microseris borealis
(Bong.) Sch. Bip.
Species
Microseris cuspidata
(Pursh) Sch. Bip.
Species
Microseris laciniata (Hook.) Sch. Bip.
Expand
subspecies
Microseris laciniata
(Hook.) Sch. Bip. ssp.
laciniata
Species
Microseris nutans (Hook.) Sch. Bip.
Expand
variety
Microseris nutans
(Geyer) Schultz-Byi var.
laciniata
Gray
Genus
Mikania F.W. Schmidt
Expand
Species
Mikania pohliana
Sch. Bip. ex Baker
Genus
Monoptilon Torr. & A. Gray
Expand
Species
Monoptilon bellioides
(A. Gray) H. M. Hall
Genus
Mulgedium Cassini
Expand
Species
Mulgedium pulchellum
(Pursh) G. Don
Genus
Mycelis Cassini
Expand
Species
Mycelis muralis
(L.) Dumortier
Genus
Nardosmia Cass.
Expand
Species
Nardosmia gmelinii
Turcz. ex DC.
Genus
Nestotus R. P. Roberts, Urbatsch & Neubig
Expand
Species
Nestotus macleanii
(Brandegee) R. P. Roberts, Urbatsch & Neubig
Species
Nestotus stenophyllus
(A. Gray) R. P. Roberts, Urbatsch & Neubig
Genus
Oglifa (Gren.) Cass.
Expand
Species
Oglifa arvensis
(L.) Cass.
Genus
Olearia Moench
Expand
Species
Olearia algida
N.A. Wakefield
Species
Olearia arborescens
Ckn. & Laing
Species
Olearia argophylla
F.Muell.
Species
Olearia axillaris
F. Muell. ex Benth.
Species
Olearia ballii
(F.Muell.) Hemsl.
Species
Olearia elliptica
DC.
Species
Olearia muelleri
Benth.
Species
Olearia phlogopappa
DC.
Genus
Oligoneuron Small
Expand
Species
Oligoneuron rigidum
(L.) Small
Genus
Onopordum L.
Expand
Species
Onopordum acanthium
L.
Genus
Oonopsis (Nutt.) Greene
Expand
Species
Oonopsis multicaulis
(Nutt.) Greene
Genus
Oreochrysum Rydb.
Expand
Species
Oreochrysum parryi
(A. Gray) Rydb.
Genus
Packera Á. Löve & D. Löve
Expand
Species
Packera cana
(Hooker) W. A. Weber & Á. Löve
Species
Packera contermina
(Greenm.) J. F. Bain
Species
Packera hyperborealis
(Greenm.) Á. Löve & D. Löve
Species
Packera indecora
(Greene) Á. Löve & D. Löve
Species
Packera macounii
(Greene) W. A. Weber & Á. Löve
Species
Packera ogotorukensis
(Packer) Á. Löve & D. Löve
Species
Packera pauciflora
(Pursh) Á. Löve & D. Löve
Species
Packera paupercula
(Michx.) Á. Löve & D. Löve
Expand
variety
Packera paupercula
(Michx.) Á. Löve & D. Löve var.
paupercula
Species
Packera plattensis
(Nutt.) W. A. Weber & Á. Löve
Species
Packera streptanthifolia
(Greene) W. A. Weber & Á. Löve
Expand
variety
Packera streptanthifolia
(Greene) W. A. Weber & Á. Löve var.
borealis
(Torrey & A. Gray) Trock
variety
Packera streptanthifolia
(Greene) W. A. Weber & Á. Löve var.
streptanthifolia
Species
Packera pseudaurea (Rydb.) W. A. Weber & Á. Löve
Expand
variety
Packera pseudaurea
(Rydb.) W. A. Weber & Á. Löve var.
pseudaurea
Genus
Palafoxia Lag.
Expand
Species
Palafoxia arida B. L. Turner & M. I. Morris
Expand
variety
Palafoxia arida
B. L. Turner & M. I. Morris var.
arida
Genus
Parthenium L.
Expand
Species
Parthenium argentatum
A. Gray
Species
Parthenium hysterophorus
L.
Species
Parthenium integrifolium
L.
Species
Parthenium ligulatum
(M. E. Jones) Barneby
Genus
Pectis L.
Expand
Species
Pectis papposa
Harv. & A. Gray
Genus
Perezia Lag.
Expand
Species
Perezia wrightii
A. Gray
Genus
Perityle Benth.
Expand
Species
Perityle gilensis
(M. E. Jones) J. F. Macbr.
Genus
Petasites Mill.
Expand
Species
Petasites albus
(L.) Gaertn. ×
Petasites paradoxus
(Retz.) Baumg.
Species
Petasites albus
Gaertner
Species
Petasites arcticus
A. E. Porsild
Species
Petasites frigidus
(L.) Fries
Expand
subspecies
subspecies
Petasites frigidus
(L.) Fries ssp.
palmatus
(Aiton) Cody
variety
Petasites frigidus
(L.) Fries var.
frigidus
variety
Petasites frigidus
(L.) Fries var.
frigidus
×
Petasites frigidus
(L.) Fries var.
palmatus
(Aiton) Cronquist
variety
Petasites frigidus
(L.) Fries var.
nivalis
(Greene) Cronquist
variety
Petasites frigidus
(L.) Fries var.
palmatus
(Aiton) Cronquist
variety
Petasites frigidus
(L.) Fries var.
sagittatus
(Pursh) Cherniawsky & R. J. Bayer
variety
Petasites frigidus
(L.) Fries var. ×
vitifolius
(Greene) Cherniawsky
Species
Petasites glacialis
(Ledeb.) Polunin
Species
Petasites hybridus
(L.) G. Gaertn., B. Mey. & Scherb.
Species
Petasites hyperboreus
Rydb.
Species
Petasites japonicus
(Siebold & Zucc.) Maxim.
Species
Petasites kablikianus
Tausch ex Bercht.
Species
Petasites palmatus
(Aiton) A. Gray
Expand
Species
Petasites palmatus
(Aiton) A. Gray ×
Senecio congestus
(R. Br.) DC.
Species
Petasites sagittatus
(Pursh) A. Gray
Species
Petasites vitifolius
Greene
Genus
Petradoria Greene
Expand
Species
Petradoria pumila
(Nutt.) Greene
Genus
Picris L.
Expand
Species
Picris echioides
L.
Species
Picris hieracioides
L.
Genus
Pilosella Hill
Expand
Species
Pilosella caespitosa
(Dumortier) P. D. Sell & C. West
Genus
Pleurophyllum Hook. f.
Expand
Species
Pleurophyllum criniferum
Hook.f.
Genus
Pluchea Cass.
Expand
Species
Pluchea bifrons
(L.) DC.
Species
Pluchea sericea
(Nutt.) Coville
Genus
Polymnia Kalm
Expand
Species
Polymnia canadensis L.
Expand
variety
Polymnia canadensis
var.
radiata
A. Gray
Genus
Polypteris Nutt.
Expand
Species
Polypteris texana
(DC.) A. Gray
Genus
Porophyllum Guett.
Expand
Species
Porophyllum gracile
Benth.
Genus
Prenanthes L.
Expand
Species
Prenanthes alba
L.
Species
Prenanthes altissima
L.
Species
Prenanthes racemosa
Michx.
Genus
Prionopsis Nutt.
Expand
Species
Prionopsis ciliata
(Nutt.) Nutt.
Genus
Psathyrotes (Nutt.) A. Gray
Expand
Species
Psathyrotes ramosissima
(Torr.) A. Gray
Genus
Pseudognaphalium Kirp.
Expand
Species
Pseudognaphalium canescens
(DC.) Anderb.
Species
Pseudognaphalium luteoalbum
(L.) Hilliard & B.L. Burtt
Species
Pseudognaphalium macounii
(Greene) Kartesz
Genus
Psilocarphus Nutt.
Expand
Species
Psilocarphus tenellus
Nutt.
Genus
Psilostrophe DC.
Expand
Species
Psilostrophe villosa
Rydb. ex Britton
Genus
Pyrrhopappus DC.
Expand
Species
Pyrrhopappus carolinianus
(Walter) DC.
Genus
Pyrrocoma Hook.
Expand
Species
Pyrrocoma lanceolata (Hook.) Greene
Expand
variety
Pyrrocoma lanceolata
(Hook.) Greene var.
lanceolata
Species
Pyrrocoma uniflora (Hook.) Greene
Expand
variety
Pyrrocoma uniflora
(Hook.) Greene var.
uniflora
Genus
Rafinesquia Nutt.
Expand
Species
Rafinesquia californica
Nutt.
Species
Rafinesquia neomexicana
A. Gray
Genus
Raillardella (A. Gray) Benth. & Hook. f.
Expand
Species
Raillardella argentea
(A. Gray) A. Gray
Genus
Rainiera Greene
Expand
Species
Rainiera stricta
(Greene) Greene
Genus
Raoulia Hook. f. ex Raoul
Expand
Species
Raoulia hectorii
Genus
Ratibida Raf.
Expand
Species
Ratibida columnaris
(Pursh) D. Don
Expand
variety
Ratibida columnaris
(Pursh) D. Don var.
pulcherrima
(DC.) D. Don
Species
Ratibida columnifera
(Nutt.) Wooton & Standl.
Expand
variety
Ratibida columnifera
(Nutt.) Wooton & Standl. var.
pulcherrima
(DC.) D. J. N. Hind
form
Ratibida columnifera
(Nutt.) Wooton & Standl. forma
pulcherrima
(DC.) Fernald
Species
Ratibida tagetes
(E. James) Barnhart
Genus
Rudbeckia L.
Expand
Species
Rudbeckia amplexicaulis
Vahl
Species
Rudbeckia fulgida
Aiton
Expand
variety
Rudbeckia fulgida
var.
speciosa
(Wender.) Perdue
Species
Rudbeckia hirta
L.
Species
Rudbeckia hirta
Linnaeus
Species
Rudbeckia laciniata
L.
Expand
variety
Rudbeckia laciniata
var.
ampla
(A. Nelson) Cronquist
Species
Rudbeckia serotina
Nuttall
Species
Rudbeckia triloba L.
Expand
variety
Rudbeckia triloba
var.
pinnatiloba
Torr. & A. Gray
Genus
Rydbergia Greene
Expand
Species
Rydbergia grandiflora
(Torr. & A. Gray) Greene
Genus
Sanvitalia Lam.
Expand
Species
Sanvitalia abertii
A. Gray
Genus
Saussurea DC.
Expand
Species
Saussurea angustifolia
(L.) DC.
Expand
subspecies
Saussurea angustifolia
(L.) DC. ssp.
angustifolia
variety
Saussurea angustifolia
(L.) DC. var.
yukonensis
A. E. Porsild
Species
Saussurea densa
(Hook.) Rydb.
Species
Saussurea nuda
Ledeb.
Expand
variety
Saussurea nuda
Ledeb. var.
densa
(Hook.) Hultén
Species
Saussurea pricei
Simpson
Species
Saussurea tilesii
Ledeb
Species
Saussurea viscida Hultén
Expand
variety
Saussurea viscida
Hultén var.
yukonensis
(A. E. Porsild) Hultén
Genus
Scorzonera L.
Expand
Species
Scorzonera hispanica
L.
Species
Scorzonera humilis
L.
Species
Scorzonera jacquiniana
Beck
Genus
Senecio L.
Expand
Species
Senecio abrotanifolius
L.
Species
Senecio ampullaceus
Hook.
Species
Senecio aquaticus
Hill.
Species
Senecio aronicoides
DC.
Species
Senecio atratus
Greene
Species
Senecio atropurpureus
(Ledeb.) B. Fedtsch.
Expand
subspecies
Senecio atropurpureus
(Ledeb.) B. Fedtsch. ssp.
atropurpureus
subspecies
Senecio atropurpureus
(Ledeb.) B. Fedtsch. ssp.
frigidus
(Richardson) Hultén
Species
Senecio aureus
L.
Species
Senecio bolanderi
A. Gray
Species
Senecio californicus
DC.
Species
Senecio campestris
F. B. Forbes & Hemsl.
Species
Senecio canus
Hook.
Species
Senecio carniolicus
Willd.
Species
Senecio columbianus
Greene
Species
Senecio congestus
(R. Br.) DC.
Expand
variety
Senecio congestus
(R. Br.) DC. var.
palustris
(L.) Fernald
variety
Senecio congestus
(R. Br.) DC. var.
tonsus
Fernald
Species
Senecio conterminus
Greenm.
Species
Senecio crassulus
A. Gray
Species
Senecio crocatus
Rydb.
Species
Senecio cymbalaria
Pursh
Species
Senecio debilis
Nutt.
Species
Senecio densus
Greene
Species
Senecio dimorphophyllus
Greene
Species
Senecio douglasii
DC.
Expand
variety
Senecio douglasii
var.
monoensis
(Greene) Jeps.
Species
Senecio elaeagnifolius
Hook.f.
Species
Senecio elegans
L.
Species
Senecio elmeri
Piper
Species
Senecio eremophilus
Richardson
Expand
variety
Senecio eremophilus
Richardson var.
eremophilus
variety
Senecio eremophilus
Richardson var.
kingii
Greenm.
Species
Senecio erucifolius
L.
Species
Senecio eurycephalus
Torr. & A. Gray
Species
Senecio farriae
Greenm.
Species
Senecio fendleri
A. Gray
Species
Senecio flettii
Wiegand
Species
Senecio fluviatitis
Wallr.
Species
Senecio fremontii
Torr. & A. Gray
Expand
variety
Senecio fremontii
Torr. & A. Gray var.
fremontii
variety
Senecio fremontii
var.
blitoides
(Greene) Cronquist
Species
Senecio fuchsii
C.C. Gmel.
Species
Senecio fuscatus
Hayek
Species
Senecio glabellus
DC.
Species
Senecio harfordii
Greenm.
Species
Senecio hochstetteri
Sch. Bip. ex A. Rich.
Species
Senecio hydrophiloides
Rydb.
Species
Senecio hyperborealis
Greenm.
Species
Senecio imparipinnatus
Klatt
Species
Senecio indecorus
Greene
Species
Senecio integerrimus
Nutt.
Expand
variety
Senecio integerrimus
Nutt. var.
exaltatus
(Nutt.) Cronquist
variety
Senecio integerrimus
Nutt. var.
ochroleucus
(A. Gray) Cronquist
Species
Senecio integrifolius
(L.) Clairv.
Species
Senecio jacobaea
L.
Species
Senecio laetiflorus
Greene
Species
Senecio lautus
Willd.
Species
Senecio lindstroemii
(Ostenf.) A. E. Porsild
Species
Senecio longilobus
Benth.
Species
Senecio lugens
Richardson
Species
Senecio macounii
Greene
Species
Senecio monoensis
Greene
Species
Senecio moorei
R.E. Fr.
Species
Senecio moresbiensis
(Calder & Roy L. Taylor) G.W. Douglas & Ruyle-Douglas
Species
Senecio multilobatus
Torr. & A. Gray
Species
Senecio nemorensis
L.
Species
Senecio neomexicanus
A. Gray
Expand
variety
Senecio neomexicanus
var.
metcalfei
(Greene ex Wooton & Standl.) T.M. Barkley
variety
Senecio neomexicanus
var.
mutabilis
(Greene) T.M. Barkley
variety
Senecio neomexicanus
var.
neomexicanus
variety
Senecio neomexicanus
var.
toumeyi
(Greene) T.M. Barkley
Species
Senecio obovatus
Muhl. ex Willd.
Species
Senecio ogotorukensis
Packer
Species
Senecio ovinus
Greene
Species
Senecio paludosus
L.
Species
Senecio palustris
Vell.
Species
Senecio pauciflorus
Pursh
Species
Senecio picridifolius
DC.
Species
Senecio plattensis
Nutt.
Species
Senecio porteri
Greene
Species
Senecio pseudaureus
Rydb.
Expand
variety
Senecio pseudaureus
Rydb. var.
pseudaureus
variety
Senecio pseudaureus
Rydb. var.
semicordatus
(Mack. & Bush) T. M. Barkley
Species
Senecio pseudoarnica
Less.
Species
Senecio purshianus
Nutt.
Species
Senecio resedifolius
Less.
Species
Senecio rivularis
J. Rémy
Species
Senecio rowleyanus
H. Jacobsen
Species
Senecio rubricaulis
Greene
Species
Senecio sheldonensis
A. E. Porsild
Species
Senecio smallii
Britton ex Small & Vail
Species
Senecio solidago
Rydb.
Species
Senecio sphaerocephalus
Greene
Species
Senecio subnudus
DC.
Species
Senecio suksdorfii
Greenm.
Species
Senecio sylvaticus
L.
Species
Senecio taraxacoides
(A. Gray) Greene
Species
Senecio tomentosus
Michx.
Species
Senecio triangularis
Hook.
Expand
variety
Senecio triangularis
Hook. var.
triangularis
Species
Senecio tridenticulatus
Rydb.
Species
Senecio trigonophyllus
Greene
Species
Senecio tundricola
Tolm.
Species
Senecio uniflorus
Retz.
Species
Senecio vaseyi
Greenm. ex Piper
Species
Senecio viscosus
L.
Species
Senecio vulgaris
L.
Species
Senecio werneriifolius
(A. Gray) A. Gray
Species
Senecio wootonii
Greene
Species
Senecio yukonensis
A. E. Porsild
Species
Senecio yukonensis
A.E. Porsild
Species
Senecio amplectens A. Gray
Expand
variety
Senecio amplectens
A. Gray var.
amplectens
Species
Senecio cymbalarioides H. Buek
Expand
subspecies
Senecio cymbalarioides
H. Buek subsp.
cymbalarioides
Species
Senecio flaccidus Less.
Expand
variety
Senecio flaccidus
Less. var.
flaccidus
Species
Senecio foetidus Howell
Expand
variety
Senecio foetidus
Howell var.
hydrophiloides
(Rydb.) T. M. Barkley ex Cronquist
Species
Senecio pauperculus Michx.
Expand
variety
Senecio pauperculus
Michx. var.
thomsoniensis
(Greenm.) B. Boivin
Species
Senecio serra Hook.
Expand
variety
Senecio serra
Hook. var.
serra
Species
Senecio spartioides Torr. & A. Gray
Expand
variety
Senecio spartioides
Torr. & A. Gray var.
spartioides
Species
Senecio streptanthifolius Greene
Expand
variety
Senecio streptanthifolius
Greene var.
borealis
(Torr. & A. Gray) J. F. Bain
variety
Senecio streptanthifolius
Greene var.
kluanei
Bain
variety
Senecio streptanthifolius
Greene var.
rubricaulis
(Greene) J.F. Bain
Genus
Sericocarpus Nees
Expand
Species
Sericocarpus conyzoides
Nees
Genus
Serinia Raf.
Expand
Species
Serinia gracilis
(DC.) Kuntze
Genus
Serratula L.
Expand
Species
Serratula alatavica
C. A. Mey.
Species
Serratula tinctoria
L.
Genus
Sideranthus Nutt. ex Nees
Expand
Species
Sideranthus grindelioides
(Nutt.) Britton ex Rydb.
Species
Sideranthus spinulosus
(Pursh) Sweet ex Rydb.
Genus
Silybum Vaill.
Expand
Species
Silybum marianum
(L.) Gaertn.
Genus
Simsia Pers.
Expand
Species
Simsia lagascaeformis
DC.
Genus
Sinosenecio B. Nord.
Expand
Species
Sinosenecio newcombei
(Greene) Janovec & T. M. Barkley
Genus
Solanecio (Sch. Bip.) Walp.
Expand
Species
Genus
Solidago L.
Expand
Species
Solidago lunellii
Rydb.
Species
Solidago altissima
L.
Species
Solidago arguta
Aiton
Species
Solidago bicolor
L.
Expand
variety
Solidago bicolor
L. var.
bicolor
variety
Solidago bicolor
L. var.
concolor
Torr. & A. Gray
Species
Solidago boottii
Hook.
Species
Solidago caesia
L.
Species
Solidago canadensis
L.
Expand
variety
Solidago canadensis
L. var.
canadensis
variety
Solidago canadensis
L. var.
gilvocanescens
Rydb.
variety
Solidago canadensis
L. var.
salebrosa
(Piper) M. E. Jones
Species
Solidago curtisii
Torr. & A. Gray
Species
Solidago dahurica
(Kitag.) Kitag. ex Juz.
Species
Solidago decumbens
Greene
Expand
variety
Solidago decumbens
Greene var.
oreophila
(Rydb.) Fernald
Species
Solidago erecta
Banks ex Pursh
Species
Solidago fistulosa
Mill.
Species
Solidago flexicaulis
L.
Species
Solidago gigantea
Ait.
Expand
variety
Solidago gigantea
Ait. var.
leiophylla
Fernald
variety
Solidago gigantea
Ait. var.
pitcheri
(Nutt.) Shinners
variety
Solidago gigantea
Ait. var.
salebrosa
(Piper) Friesner
variety
Solidago gigantea
Ait. var.
serotina
(Kuntze) Cronquist
variety
Solidago gigantea
Ait. var.
shinnersii
Beaudry
Species
Solidago gilvocanescens
(Rydb.) Smyth
Species
Solidago glaberrima
M. Martens
Expand
variety
Solidago glaberrima
M. Martens var.
moritura
(Steele) Palmer & Steyermark
Species
Solidago glomerata
Michx.
Species
Solidago graminifolia
(L.) Salisb.
Expand
variety
Solidago graminifolia
(L.) Salisb. var.
camporum
(Greene) Fernald
variety
Solidago graminifolia
(L.) Salisb. var.
graminifolia
variety
Solidago graminifolia
(L.) Salisb. var.
major
(Michx.) Fernald
variety
Solidago graminifolia
(L.) Salisb. var.
nuttallii
(Greene) Fernald
Species
Solidago houghtonii
Torr. & A. Gray
Species
Solidago juncea
Aiton
Species
Solidago latifolia
L.
Species
Solidago macrophylla
Banks ex Pursh
Species
Solidago media
(Greene) Bush
Species
Solidago missouriensis
Nutt.
Expand
variety
Solidago missouriensis
Nutt. var.
extraria
A. Gray
variety
Solidago missouriensis
Nutt. var.
fasciculata
Holz.
variety
Solidago missouriensis
Nutt. var.
missouriensis
Species
Solidago mollis
Bartl.
Species
Solidago multiradiata
Aiton
Expand
subspecies
Solidago multiradiata
Aiton ssp.
multiradiata
variety
Solidago multiradiata
Aiton var.
multiradiata
variety
Solidago multiradiata
Aiton var.
scopulorum
A. Gray
Species
Solidago nana
Nutt.
Species
Solidago occidentalis
(Nutt.) Torr. & A. Gray
Species
Solidago ohioensis
Riddell
Species
Solidago ontarioensis
(G. S. Ringius) Semple & Peirson
Species
Solidago parryi
(A. Gray) Greene
Species
Solidago patula
Muhlenberg ex Willdenow
Species
Solidago ptarmicoides
(Torr. & A. Gray) B. Boivin
Species
Solidago pulcherrima
A. Nelson
Species
Solidago purshii
Porter
Species
Solidago remota
(Greene) Friesner
Species
Solidago riddellii
Frank
Species
Solidago rigida
L.
Expand
subspecies
Solidago rigida
L. ssp.
humilis
(Porter) S. B. Heard & Semple
subspecies
Solidago rigida
L. ssp.
rigida
variety
Solidago rigida
L. var.
humilis
Porter
Species
Solidago rigidiuscula
(Torr. & A. Gray) Porter
Species
Solidago rugosa
Mill.
Species
Solidago sempervirens
Linnaeus
Species
Solidago serotina
Retz.
Species
Solidago sparsiflora
A. Gray
Species
Solidago spathulata
DC.
Expand
variety
Solidago spathulata
DC. var.
neomexicana
(A. Gray) Cronquist
Species
Solidago speciosa
Nutt.
Species
Solidago sphacelata
Raf.
Species
Solidago squarrosa
Muhl.
Species
Solidago tenuifolia
Pursh
Species
Solidago uliginosa
Nutt.
Species
Solidago ulmifolia
Muhl. ex Willd.
Species
Solidago uniligulata
(DC.) Porter
Species
Solidago virgaurea
L.
Species
Solidago wrightii
A. Gray
Species
Solidago yadkinensis
Porter ex Small
Species
Solidago × bernardii
B. Boivin
Species
Solidago glutinosa Nutt.
Expand
subspecies
Solidago glutinosa
Nutt. ssp.
glutinosa
variety
Solidago glutinosa
Nutt. var.
glutinosa
variety
Solidago glutinosa
subsp.
randii
(Porter) Cronquist
Species
Solidago hispida Muhl. ex Willd.
Expand
variety
Solidago hispida
Muhl. ex Willd. var.
hispida
variety
Solidago hispida
var.
lanata
(Hook.) Fernald
Species
Solidago lepida DC.
Expand
variety
Solidago lepida
DC. var.
elongata
(Nutt.) Fernald
variety
Solidago lepida
DC. var.
lepida
variety
Solidago lepida
DC. var.
salebrosa
(Piper) Semple
Species
Solidago nemoralis Ait.
Expand
variety
Solidago nemoralis
Ait. var.
nemoralis
subspecies
Solidago nemoralis
Ait. ssp.
decemflora
(DC.) Brammall, Ron ex Semple
subspecies
Solidago nemoralis
Ait. ssp.
nemoralis
variety
Solidago nemoralis
Ait. var.
decemflora
(de Candolle) Fernald
variety
Solidago nemoralis
Ait. var.
longipetiolata
(Mack. & Bush) E. J. Palmer & Steyerm.
Species
Solidago puberula Nutt.
Expand
variety
Solidago puberula
Nutt. var.
puberula
Species
Solidago simplex Kunth
Expand
variety
Solidago simplex
Kunth var.
simplex
Genus
Sonchus L.
Expand
Species
Sonchus arvensis
L.
Expand
subspecies
Sonchus arvensis
L. ssp.
uliginosus
(M. Bieberstein) Nyman
variety
Sonchus arvensis
L. var.
bottnicus
Hyl.
variety
Sonchus arvensis
L. var.
glabrescens
Günther, Grabowski & Wimmer
variety
var. maritimus Wahlenb.
Species
Sonchus asper
(L.) Hill
Species
Sonchus oleraceus
L.
Species
Sonchus uliginosus
M. Bieb.
Genus
Stenotus Nutt.
Expand
Species
Stenotus acaulis
(Nutt.) Nutt.
Species
Stenotus armerioides Nutt.
Expand
variety
Stenotus armerioides
Nutt. var.
amerioides
Genus
Stephanomeria Nutt.
Expand
Species
Stephanomeria runcinata
Nutt.
Species
Stephanomeria tenuifolia
(Raf.) H.M. Hall
Genus
Symphyotrichum Nees
Expand
Species
Expand
variety
Symphyotrichum laeve
(Linnaeus) Á. Löve & D. Löve var.
geyeri
(A. Gray) G. L. Nesom
variety
Symphyotrichum laeve
(Linnaeus) Á. Löve & D. Löve var.
laeve
Species
Symphyotrichum ascendens
(Lindley) G. L. Nesom
Species
Symphyotrichum ciliatum
(Ledeb.) G. L. Nesom
Species
Symphyotrichum ciliatum
(Ledebour) G.L. Nesom ×
Symphyotrichum frondosum
(Nuttall) G.L. Nesom
Species
Symphyotrichum cusickii
(A. Gray) G. L. Nesom
Species
Symphyotrichum depauperatum
(Fernald) G. L. Nesom
Species
Symphyotrichum dumosum
(L.) G. L. Nesom
Species
Symphyotrichum foliaceum
(Lindley ex De Candolle) G. L. Nesom
Species
Symphyotrichum frondosum
(Nuttall) G.L. Nesom
Species
Symphyotrichum nahanniense
(Cody) Semple
Species
Symphyotrichum praealtum
(Poiret) G. L. Nesom
Species
Symphyotrichum puniceum
(L.) Á. Löve & D. Löve
Expand
variety
Symphyotrichum puniceum
(L.) Á. Löve & D. Löve var.
puniceum
Species
Symphyotrichum pygmaeum
(Lindley) Brouillet & S. Selliah
Species
Symphyotrichum retroflexum
(Lindley ex de Candolle) G. L. Nesom
Species
Symphyotrichum subspicatum
(Nees) G. L. Nesom
Species
Symphyotrichum yukonense
(Cronquist) G. L. Nesom
Species
Symphyotrichum ciliolatum (Lindl.) Á. Löve & D. Löve
Expand
variety
Symphyotrichum ciliolatum
(Lindl.) Á. Löve & D. Löve var.
maccallae
(Rydb.) G. L. Nesom
Species
Symphyotrichum ericoides (L.) G. L. Nesom
Expand
variety
Symphyotrichum ericoides
(L.) G. L. Nesom var.
pansum
(S. F. Blake) G. L. Nesom
Species
Symphyotrichum falcatum (Lindley) G. L. Nesom
Expand
variety
Symphyotrichum falcatum
(Lindley) G. L. Nesom var.
falcatum
Species
Symphyotrichum lanceolatum (Willd.) G. L. Nesom
Expand
subspecies
Symphyotrichum lanceolatum
(Willd.) G. L. Nesom ssp.
hesperium
(A. Gray) G. L. Nesom
variety
Symphyotrichum lanceolatum
(Willd.) G. L. Nesom var.
hesperium
(A. Gray) G. L. Nesom
variety
Symphyotrichum lanceolatum
(Willd.) G. L. Nesom var.
lanceolatum
Genus
Tagetes L.
Expand
Species
Tagetes micrantha
Cav.
Genus
Tanacetum L.
Expand
Species
Tanacetum parthenium
(L.) Sch. Bip.
Species
Tanacetum vulgare
L.
Species
Tanacetum huronense Nutt.
Expand
variety
Tanacetum huronense
Nutt. var.
floccosum
Raup
Genus
Taraxacum F. H. Wigg.
Expand
Species
Taraxacum ceratophorum
(Ledeb.) DC.
Species
Taraxacum hyparcticum
Dahlstedt
Species
Taraxacum lacerum
Greene
Species
Taraxacum laevigatum
(Willd.) DC.
Species
Taraxacum lyratum
(Ledeb.) DC.
Species
Taraxacum phymatocarpum
J. Vahl
Species
Taraxacum speirodon
G. E. Haglund
Species
Taraxacum umbrinum
Dahlst. ex G. E. Haglund
Genus
Tephroseris (Reichenbach) Reichenbach
Expand
Species
Tephroseris kjellmanii
(A. E. Porsild) Holub
Species
Tephroseris palustris (L.) Reichenbach
Expand
subspecies
Tephroseris palustris
(L.) Reichenbach ssp.
congesta
(R. Brown) Holub
Genus
Tetraneuris Greene
Expand
Species
Tetraneuris acaulis (Pursh) Greene
Expand
variety
Tetraneuris acaulis
(Pursh) Greene var.
acaulis
Genus
Thelesperma Less.
Expand
Species
Thelesperma marginatum
Rydb.
Species
Thelesperma subnudum
A. Gray
Genus
Tonestus A. Nelson
Expand
Species
Tonestus lyallii
(A. Gray) A. Nelson
Species
Tonestus pygmaeus
(Torr. & A. Gray) A. Nelson
Genus
Tragopogon L.
Expand
Species
Tragopogon dubius
Scop.
Species
Tragopogon orientalis
L.
Species
Tragopogon pratensis
L.
Genus
Trimorpha Cass.
Expand
Species
Trimorpha lonchophylla
(Hook.) G. L. Nesom
Genus
Tripleurospermum Sch. Bip.
Expand
Species
Tripleurospermum inodorum
(L.) Sch. Bip.
Genus
Trixis P. Browne
Expand
Species
Trixis californica
Kellogg
Genus
Tussilago L.
Expand
Species
Tussilago farfara
L.
Genus
Verbesina L.
Expand
Species
Verbesina encelioides
(Cav.) Benth. & Hook. f. ex A. Gray
Genus
Viguiera Kunth
Expand
Species
Viguiera dentata
(Cav.) Spreng.
Genus
Xanthisma DC.
Expand
Species
Xanthisma gracile
(Nutt.) D. R. Morgan & R. L. Hartm.
Species
Xanthisma spinulosum
(Pursh) D. R. Morgan & R. L. Hartm.
Species
Xanthisma grindelioides (Nuttall) D. R. Morgan & R. L. Hartman
Expand
variety
Xanthisma grindelioides
(Nuttall) D. R. Morgan & R. L. Hartman var.
grindelioides
Genus
Xanthium L.
Expand
Species
Xanthium strumarium
L.
Expand
variety
Xanthium strumarium
L. var.
canadense
(Miller) Torrey & A. Gray
Species
Cacaliopsis A. Gray
Expand
Species
Cacaliopsis nardosmia (A. Gray) A. Gray
Expand
variety
Cacaliopsis nardosmia
(A. Gray) A. Gray var.
glabrata
Piper
Family
Campanulaceae
Expand
Genus
Adenophora
Fisch.
Genus
Campanula L.
Expand
Species
Campanula alaskana
(A. Gray) Wight ex J. P. Anderson & Hultén
Species
Campanula alberti
Trautv.
Species
Campanula americana
L.
Species
Campanula anomala
Fomin
Species
Campanula aurita
Greene
Species
Campanula divaricata
Michx.
Species
Campanula excisa
Schleich. ex Murith
Species
Campanula flaccida
Dalla Torre & Sarnth.
Species
Campanula glomerata
L.
Expand
subspecies
Campanula glomerata
L. ssp.
farinosa
(Rochel ex Besser) Kirschl.
Species
Campanula lasiocarpa
Cham.
Expand
subspecies
Campanula lasiocarpa
Cham. ssp.
lasiocarpa
variety
Campanula lasiocarpa
Cham. var.
lasiocarpa
Species
Campanula medium
L.
Species
Campanula oblongifolia
(K. Koch) Kharadze
Species
Campanula parryi
A. Gray
Species
Campanula patula
L.
Species
Campanula persicifolia
L.
Species
Campanula pilosa
Pallas ex Schultes in Roem. & Schultes
Species
Campanula prenanthoides
Durand
Species
Campanula rapunculoides
L.
Expand
variety
Campanula rapunculoides
L. var.
rapunculoides
Species
Campanula rapunculus
L.
Species
Campanula rotundifolia
L.
Expand
subspecies
Campanula rotundifolia
L. ssp.
langsdorffiana
(Fisch. ex Trautv. & C. A. Mey.) N. S. Vodopianova
Species
Campanula sarmatica
Ker Gawl.
Species
Campanula scabrella
Engelm.
Species
Campanula scheuchzeri
Vill.
Species
Campanula scouleri
A. DC.
Genus
Clermontia Gaudich.
Expand
Species
Clermontia waimeae
Rock
Genus
Downingia Torr.
Expand
Species
Downingia elegans
(Douglas ex Lindl.) Torr.
Species
Downingia pulchella
(Lindl.) Torr.
Species
Downingia bicornuta A. Gray
Expand
variety
Downingia bicornuta
A. Gray var.
montana
(Greene) Jeps.
Genus
Githopsis Nutt.
Expand
Species
Githopsis pulchella
Vatke
Species
Githopsis diffusa A. Gray
Expand
subspecies
Githopsis diffusa
A. Gray ssp.
candida
(Ewan) Morin
Genus
Jasione L.
Expand
Species
Jasione montana
L.
Species
Jasione perennis
Lam.
Genus
Laurentia Adans.
Expand
Species
Laurentia longiflora
(L.) Peterm.
Genus
Lobelia L.
Expand
Species
Lobelia amoena
Michx.
Species
Lobelia cardinalis
L.
Expand
variety
Lobelia cardinalis
L. var.
cardinalis
Species
Lobelia giberroa
Hemsl.
Species
Lobelia inflata
L.
Species
Lobelia kalmii
L.
Species
Lobelia splendens
Humb. & Bonpl. ex Willd.
Species
Lobelia siphilitica L.
Expand
variety
Lobelia siphilitica
L. var.
ludoviciana
A. DC.
variety
Lobelia siphilitica
L. var.
siphilitica
Genus
Melanocalyx (Fedorov) Morin
Expand
Species
Melanocalyx uniflora
(Linnaeus) Morin
Genus
Nemacladus Nutt.
Expand
Species
Nemacladus glanduliferus
Jeps.
Species
Nemacladus rigidus
Curran
Genus
Phyteuma L.
Expand
Species
Phyteuma betonicifolium
Vill.
Species
Phyteuma globulariifolium
Sternb. & Hoppe
Species
Phyteuma hemisphaericum
L.
Species
Phyteuma michelii
All.
Species
Phyteuma spicatum
L.
Genus
Platycodon A. DC.
Expand
Species
Platycodon grandiflorus
(Jacq.) A. DC.
Genus
Specularia Heist. ex A. DC.
Expand
Species
Specularia biflora
(Ruiz & Pav.) Fisch. & C. A. Mey.
Species
Specularia leptocarpa
(Nutt.) A. Gray
Species
Specularia perfoliata
(L.) A. DC.
Genus
Triodanis Raf.
Expand
Species
Triodanis perfoliata
(L.) Nieuwl.
Genus
Wahlenbergia Schrad. ex Roth
Expand
Species
Wahlenbergia erecta
Tuyn
Species
Wahlenbergia gracilis
Schrad.
Species
Wahlenbergia insulae-howei
Lothian
Family
Goodeniaceae
Expand
Genus
Brunonia Sm. ex R. Br.
Expand
Species
Brunonia australis
R. Br.
Genus
Goodenia Sm.
Expand
Species
Goodenia hederacea
Sm.
Genus
Lechenaultia R. Br.
Expand
Species
Lechenaultia biloba
Lindl.
Genus
Scaevola L.
Expand
Species
Scaevola chamissoniana
Gaudich.
Species
Scaevola striata
R. Br.
Family
Menyanthaceae
Expand
Genus
Fauria Franch.
Expand
Species
Fauria crista-galli (Menzies) Makino
Expand
subspecies
Fauria crista-galli
(Menzies) Makino ssp.
crista-galli
Genus
Menyanthes L.
Expand
Species
Menyanthes trifoliata
L.
Expand
variety
Menyanthes trifoliata
L. var.
minor
Michx. ex Raf.
Genus
Nephrophyllidium Gilg
Expand
Species
Nephrophyllidium crista-galli
(Menzies ex Hooker) Gilg
Expand
subspecies
Nephrophyllidium crista-galli
(Menzies ex Hooker) Gilg ssp.
crista-galli
Genus
Nymphoides Ség.
Expand
Species
Nymphoides cordata
(Elliott) Fernald
Species
Nymphoides peltata
(S. G. Gmel.) Kuntze
Family
Stylidiaceae
Expand
Genus
Stylidium Sw. ex Willd.
Expand
Species
Stylidium graminifolium
Sw.
Order
Boraginales
Expand
Family
Boraginaceae
Expand
Genus
Amsinckia Lehman
Expand
Species
Amsinckia menziesii
(Lehmann) A. Nelson & J.F. MacBride
Genus
Anchusa L.
Expand
Species
Anchusa officinalis
L.
Genus
Borago L.
Expand
Species
Borago officinalis
L.
Genus
Cryptantha Lehm. ex G. Don
Expand
Species
Cryptantha ambigua
(A. Gray) Greene
Species
Cryptantha angustifolia
(Torr.) Greene
Species
Cryptantha bradburiana
Payson
Species
Cryptantha celosioides
(Eastwood) Payson
Species
Cryptantha fendleri
(A. Gray) Greene
Species
Cryptantha nubigena
(Greene) Payson
Species
Cryptantha sheldonii
(Brand) Payson
Species
Cryptantha torreyana
(A. Gray) Greene
Species
Cryptantha watsonii
(A. Gray) Greene
Species
Cryptantha jamesii (Torr.) Payson
Expand
subspecies
Cryptantha jamesii
(Torr.) Payson ssp.
setosa
(M. E. Jones) I. M. Johnst. ex Tidestr.
Genus
Cynoglossum L.
Expand
Species
Cynoglossum boreale
Fernald
Species
Cynoglossum officinale
L.
Genus
Echium L.
Expand
Species
Echium vulgare
L.
Genus
Eriodictyon Benth.
Expand
Species
Eriodictyon angustifolium
Nutt.
Species
Eriodictyon californicum
(Hook. & Arn.) Torr.
Species
Eriodictyon crassifolium
Benth.
Species
Eriodictyon parryi
(A. Gray) Greene
Species
Eriodictyon trichocalyx A. Heller
Expand
variety
Eriodictyon trichocalyx
A. Heller var.
lanatum
(Brand) Jeps.
Genus
Eritrichium Schrad. ex Gaudin
Expand
Species
Eritrichium chamissonis
DC.
Genus
Hackelia Opiz
Expand
Species
Hackelia americana
(A. Gray) Fernald
Species
Hackelia ciliata
(Douglas ex Lehmann) I. M. Johnston
Species
Hackelia deflexa
(Wahlenberg) Opiz
Expand
subspecies
Hackelia deflexa
(Wahlenberg) Opiz ssp.
americana
(A. Gray) Á. Löve & D. Löve
Species
Hackelia diffusa
(Douglas ex Lehmann) I. M. Johnston
Species
Hackelia floribunda
(Lehm.) I. M. Johnst.
Species
Hackelia jessicae
(E. A. McGregor) Brand
Species
Hackelia micrantha
(Eastwood) J. L. Gentry
Genus
Lappula Moench
Expand
Species
Lappula echinata
Gilib.
Species
Lappula marginata
Gürke
Species
Lappula occidentalis
(S. Wats.) Greene
Species
Lappula squarrosa
(Retz.) Dumort.
Species
Lappula redowskii (Hornem.) Greene
Expand
variety
Lappula redowskii
(Hornem.) Greene var.
occidentalis
(S. Watson) Rydb.
Genus
Lithospermum L.
Expand
Species
Lithospermum incisum
Lehm.
Genus
Mertensia Roth
Expand
Species
Mertensia maritima
(L.) S. F. Gray
Species
Mertensia oblongifolia
(Nutt.) G. Don
Species
Mertensia paniculata
(Ait.) G. Don
Expand
subspecies
Mertensia paniculata
(Ait.) G. Don ssp.
paniculata
variety
Mertensia paniculata
(Ait.) G. Don var.
paniculata
Genus
Myosotis L.
Expand
Species
Myosotis arvensis
(L.) Hill
Species
Myosotis asiatica
(Vestergr. ex Hultén) Schischk. & Serg.
Species
Myosotis laxa
Lehmann
Species
Myosotis sparsiflora
Pohl
Species
Myosotis stricta
Link ex Roem. & Schult.
Species
Myosotis sylvatica
Ehrh. ex Hoffm.
Expand
variety
Myosotis sylvatica
Ehrh. ex Hoffm. var.
alpestris
(F. W. Schmidt) Koch
Species
Myosotis alpestris F. W. Schmidt
Expand
subspecies
Myosotis alpestris
F. W. Schmidt ssp.
asiatica
Vestergr.
Genus
Nonea Medikus
Expand
Species
Nonea vesicaria
(L.) Reichenbach
Genus
Onosmodium Michx.
Expand
Species
Onosmodium molle Michx.
Expand
subspecies
Onosmodium molle
Michx. ssp.
hispidissimum
(Mack.) B. Boivin
Genus
Plagiobothrys Fisch. & C.A. Mey.
Expand
Species
Plagiobothrys figuratus
(Piper) I. M. Johnston ex M. Peck
Species
Plagiobothrys scouleri
(Hook. & Arn.) I. M. Johnst.
Expand
variety
Plagiobothrys scouleri
(Hook. & Arn.) I. M. Johnston var.
hispidulus
(Greene) Dorn
Species
Plagiobothrys tenellus
(Nuttall ex Hooker) A. Gray
Genus
Pulmonaria L.
Expand
Species
Pulmonaria mollis
Wulfen ex Hornem.
Species
Pulmonaria obscura
Dumort.
Genus
Symphytum L.
Expand
Species
Symphytum cordatum
Waldst. & Kit ex Willd.
Species
Symphytum officinale
L.
Species
Symphytum tuberosum
L.
Family
Heliotropiaceae
Expand
Genus
Heliotropium L.
Expand
Species
Heliotropium curassavicum L.
Expand
Species
Heliotropium curassavicum
L. var. obovatum de Candolle
Family
Hydrophyllaceae
Expand
Genus
Ellisia L.
Expand
Species
Ellisia chrysanthemifolia
Benth.
Species
Ellisia membranacea
Benth.
Genus
Emmenanthe Benth.
Expand
Species
Emmenanthe penduliflora
Benth.
Genus
Hesperochiron S. Watson
Expand
Genus
Hesperochiron pumilus (Griseb.) Porter
Expand
form
Hesperochiron pumilus
fo.
fulcratus
(Greene) Brand
Species
Hesperochiron californicus
(Benth.) S. Watson
Species
Hesperochiron lasianthus
(Greene) H. St. John
Genus
Hydrolea L.
Expand
Species
Hydrolea uniflora
Raf.
Genus
Hydrophyllum L.
Expand
Species
Hydrophyllum appendiculatum
Michx.
Species
Hydrophyllum canadense
L.
Species
Hydrophyllum fendleri
(A. Gray) A. Heller
Expand
variety
Hydrophyllum fendleri
(A. Gray) A. Heller var.
albifrons
(A. Heller) J.F. Macbr.
variety
Hydrophyllum fendleri
(A. Gray) A. Heller var.
fendleri
Species
Hydrophyllum macrophyllum
Nutt
Species
Hydrophyllum tenuipes
A. Heller
Species
Hydrophyllum thompsonii
M. Peck
Species
Hydrophyllum virginianum
L.
Species
Hydrophyllum capitatum Douglas ex Benth.
Expand
variety
Hydrophyllum capitatum
Douglas ex Benth. var.
capitatum
variety
Hydrophyllum capitatum
Douglas ex Benth. var.
thompsonii
(M. Peck) Constance
Genus
Nemophila Nutt.
Expand
Species
Nemophila aurita
Lindl.
Species
Nemophila kirtleyi
L.F. Hend.
Species
Nemophila maculata
Benth. ex Lindl.
Species
Nemophila menziesii
Hook. & Arn
Species
Nemophila parviflora
Douglas ex Benth.
Species
Nemophila rotata
Eastw.
Expand
variety
Nemophila rotata
Eastw. var.
integrifolia
(Parish) Munz & J. West
Species
Nemophila spatulata
Coville
Genus
Phacelia Juss.
Expand
Species
Phacelia ambigua
M.E. Jones
Species
Phacelia bolanderi
A. Gray
Species
Phacelia brachyloba
(Benth.) A. Gray
Species
Phacelia californica
Cham.
Species
Phacelia campanularia
A. Gray
Species
Phacelia ciliata
Benth.
Species
Phacelia crenulata
Torr. ex S. Watson
Expand
variety
Phacelia crenulata
Torr. ex S. Watson var.
corrugata
(A. Nelson) Brand
Species
Phacelia cryptantha
Greene
Species
Phacelia curvipes
Torr. ex S. Watson
Species
Phacelia distans
Benth.
Species
Phacelia douglasii
(Benth.) Torr.
Species
Phacelia eximia
Eastw.
Species
Phacelia franklinii
(R. Br.) A. Gray
Species
Phacelia frigida
Greene
Species
Phacelia grandiflora
(Benth.) A. Gray
Species
Phacelia hastata
Douglas ex Lehm.
Expand
variety
Phacelia hastata
Douglas ex Lehm. var.
alpina
(Rydb.) Cronq.
variety
Phacelia hastata
Douglas ex Lehm. var.
hastata
variety
Phacelia hastata
Douglas ex Lehm. var.
leucophylla
(Torr.) Cronquist
Species
Phacelia heterophylla
Pursh
Expand
variety
Phacelia heterophylla
Pursh var.
heterophylla
variety
Phacelia heterophylla
Pursh var.
virgata
(Greene) Dorn
Species
Phacelia hirsuta
Nutt.
Species
Phacelia humilis
Torr. & A. Gray
Species
Phacelia hydrophylloides
Torr. ex A. Gray
Species
Phacelia inconspicua
Greene
Species
Phacelia ivesiana
Torr.
Species
Phacelia leptosepala
Rydb.
Species
Phacelia leucophylla
Torr
Species
Phacelia malvifolia
Cham.
Species
Phacelia minor
(Harv.) Thell. ex F. Zimm.
Species
Phacelia nemoralis
Greene
Species
Phacelia parryi
Torr.
Species
Phacelia parviflora
Pursh
Species
Phacelia procera
A. Gray
Species
Phacelia purshii
Buckley
Species
Phacelia rattanii
A. Gray
Species
Phacelia sericea
(Graham) A. Gray
Expand
variety
Phacelia sericea
(Graham) A. Gray var.
sericea
Species
Phacelia tanacetifolia
Benth.
Species
Phacelia ramosissima Douglas ex Lehm.
Expand
variety
Phacelia ramosissima
Dougl.ex Lehm. var.
suffrutescens
(Parry) Parry ex A. Gray
Genus
Romanzoffia Cham.
Expand
Species
Romanzoffia minima
Brand
Species
Romanzoffia suksdorfii
Greene
Family
Namaceae
Expand
Genus
Nama L.
Expand
Species
Nama demissa
A. Gray
Species
Nama lobbii
A. Gray
Order
Brassicales
Expand
Family
Brassicaceae
Expand
Genus
Camelina
Crantz
Expand
Species
Camelina alyssum
(Mill.) Thell.
Species
Camelina microcarpa
Andrz. ex DC.
Species
Camelina rumelica
Velen.
Species
Camelina sativa
(L.) Crantz
Genus
Alliaria Heist. ex Fabr.
Expand
Species
Alliaria officinalis
Andrz. ex DC.
Species
Alliaria petiolata
(M. Bieb.) Cavara & Grande
Genus
Alyssoides Mill.
Expand
Species
Alyssoides utriculata
(L.) Medik.
Genus
Alyssum L.
Expand
Species
Alyssum alyssoides
(L.) L.
Species
Alyssum calycinum
L.
Species
Alyssum desertorum
Stapf
Species
Alyssum incanum
L.
Species
Alyssum murale
Waldst. & Kit.
Species
Alyssum obovatum
(C. A. Mey.) Turcz.
Species
Alyssum saxatile
L.
Species
Alyssum turkestanicum
Regel & Schmalhausen
Genus
Arabidopsis (DC.) Heynh.
Expand
Species
Arabidopsis lyrata (L.) O'Kane & Al-Shehbaz
Expand
subspecies
Arabidopsis lyrata
(L.) O'Kane & Al-Shehbaz ssp.
kamchatica
(Fischer ex de Candolle) O'Kane & Al-Shehbaz
subspecies
Arabidopsis lyrata
(L.) O'Kane & Al-Shehbaz ssp.
lyrata
Genus
Arabis L.
Expand
Species
Arabis alpina
L.
Species
Arabis arenicola
(Richardson ex Hook.) Gelert
Expand
variety
Arabis arenicola
(Richardson ex Hook.) Gelert var.
pubescens
(S. Watson) Gelert
Species
Arabis auriculata
Lam.
Species
Arabis blepharophylla
Hook. & Arn.
Species
Arabis canadensis
L.
Species
Arabis confinis
S. Watson
Species
Arabis connexa
Greene
Species
Arabis corymbiflora
Vest
Expand
variety
Arabis corymbiflora
Vest var.
glabrata
Thell.
Species
Arabis demissa
Greene
Species
Arabis densicaulis
A. Nelson
Species
Arabis divaricarpa
A. Nels.
Expand
variety
Arabis divaricarpa
A. Nels. var.
dacotica
(Greene) B. Boivin
variety
Arabis divaricarpa
A. Nels. var.
divaricarpa
Species
Arabis drummondii
A. Gray
Expand
variety
Arabis drummondii
A. Gray var.
drummondii
Species
Arabis furcata
S. Watson
Species
Arabis glabra
(L.) Bernh.
Expand
variety
Arabis glabra
(L.) Bernh. var.
glabra
Species
Arabis halleri
L.
Species
Arabis hirsuta
(L.) Scop.
Expand
subspecies
Arabis hirsuta
(L.) Scop. ssp.
pycnocarpa
(M. Hopkins) Hultén
variety
Arabis hirsuta
(L.) Scop. var.
eschscholtziana
(Andrz.) Rollins
variety
Arabis hirsuta
(L.) Scop. var.
glabrata
Torr. & A. Gray
variety
Arabis hirsuta
(L.) Scop. var.
hirsuta
variety
Arabis hirsuta
(L.) Scop. var.
pycnocarpa
(M. Hopkins) Rollins
Species
Arabis howellii
S. Watson
Species
Arabis jacquinii
Beck
Species
Arabis kamchatica
(Fisch.) Ledeb.
Species
Arabis lyallii
S. Wats.
Species
Arabis lyrata
L.
Species
Arabis media
N. Busch
Species
Arabis microphylla
Nutt.
Species
Arabis nuttallii
(Kuntze) B. L. Rob.
Species
Arabis ovata
(Pursh) Poir.
Species
Arabis parishii
S. Watson
Species
Arabis perennans
S. Watson
Species
Arabis perfoliata
Lam.
Species
Arabis pinetorum
Tidestr.
Species
Arabis puberula
Nutt.
Species
Arabis pycnocarpa
M. Hopkins
Species
Arabis rhomboidea
Pers.
Species
Arabis selbyi
Rydb.
Species
Arabis turrita
L.
Species
Arabis umbrosa
Turcz. ex Steud.
Species
Arabis holboellii Hornem.
Expand
variety
Arabis holboellii
Hornem. var.
collinsii
(Fernald) Rollins
variety
Arabis holboellii
Hornem. var.
pendulocarpa
(A. Nelson) Rollins
variety
Arabis holboellii
Hornem. var.
pinetorum
(Tidestr.) Rollins
variety
Arabis holboellii
Hornem. var.
retrofracta
(Graham) Rydb.
variety
Arabis holboellii
Hornem. var.
secunda
(Howell) Jeps.
Species
Arabis lemmonii S. Wats.
Expand
variety
Arabis lemmonii
S. Wats. var.
lemmonii
Species
Arabis perstellata E. L. Braun
Expand
variety
Arabis perstellata
E. L. Braun var.
phalacrocarpa
(M. Hopkins) Fernald
Species
Arabis platysperma A. Gray
Expand
variety
Arabis platysperma
A. Gray var.
howellii
(S. Watson) Jeps.
Species
Arabis retrofracta Graham
Expand
variety
Arabis retrofracta
Graham var.
collinsii
(Fernald) B. Boivin
variety
Arabis retrofracta
Graham var.
multicaulis
B. Boivin
variety
Arabis retrofracta
Graham var.
retrofracta
Species
Arabis sparsiflora Nutt.
Expand
variety
Arabis sparsiflora
Nutt. var.
subvillosa
(S. Watson) Rollins
Genus
Armoracia P. Gaertn. & B. Mey. & Scherb.
Expand
Species
Armoracia aquatica
Kostel.
Species
Armoracia rusticana
P. Gaertn., B. Mey. & Scherb.
Genus
Athysanus Greene
Expand
Species
Athysanus pusillus
(Hook.) Greene
Genus
Aubrieta Adans.
Expand
Species
Aubrieta deltoidea
(L.) DC.
Genus
Barbarea R. Br.
Expand
Species
Barbarea intermedia
Boreau
Species
Barbarea vulgaris
W. T. Aiton
Expand
variety
Barbarea vulgaris
W. T. Aiton var.
arcuata
(Opiz ex J. Presl & C. Presl) Fr.
Genus
Berteroa DC.
Expand
Species
Berteroa incana
(L.) DC.
Genus
Biscutella L.
Expand
Species
Biscutella laevigata
L.
Genus
Boechera Á. Löve & D. Löve
Expand
Species
Boechera calderi
(G. A. Mulligan) Windham & Al-Shehbaz
Species
Boechera collinsii
(Fernald) Á. Löve & D. Löve
Species
Boechera drepanoloba
(Greene) Windham & Al-Shehbaz
Species
Boechera grahamii
(Lehm.) Windham & Al-Shehbaz
Species
Boechera lemmonii
(S. Wats.) W. A. Weber
Species
Boechera lyallii
(S. Watson) Dorn
Species
Boechera pauciflora
(Nutt.) Windham & Al-Shehbaz
Species
Boechera stricta
(Graham) Al-Shehbaz
Genus
Brassica L.
Expand
Species
Brassica campestris
L.
Species
Brassica hirta
Moench
Species
Brassica juncea
(L.) Czern.
Species
Brassica napus
L.
Species
Brassica nigra
(L.) W.D.J. Koch
Species
Brassica rapa
L.
Species
Brassica tournefortii
Gouan
Species
Brassica kaber (DC.) L. C. Wheeler
Expand
variety
Brassica kaber
(DC.) L. C. Wheeler var.
pinnatifida
(Stokes) L. C. Wheeler
Genus
Braya Sternb. & Hoppe
Expand
Species
Braya aenea
Bunge
Species
Braya alpina
Sternb. & Hoppe
Species
Braya fernaldii
Abbe
Species
Braya henryae
Raup
Species
Braya linearis
Rouy
Species
Braya longii
Fernald
Species
Braya richardsonii
(Rydb.) Fernald
Species
Braya rosea
(Turcz.) Bunge
Species
Braya siliquosa
Bunge
Species
Braya glabella Richardson
Expand
variety
Braya glabella
Richardson var.
glabella
Species
Braya humilis (C. A. Mey.) B. L. Rob.
Expand
subspecies
Braya humilis
(C. A. Mey.) B. L. Rob. ssp.
arctica
(Böcher) Rollins
subspecies
Braya humilis
(C. A. Mey.) B. L. Rob. ssp.
humilis
variety
Braya humilis
(C. A. Mey.) B. L. Rob. var.
humilis
Species
Braya thorild-wulffii Ostenf.
Expand
subspecies
Braya thorild-wulffii
Ostenf. ssp.
thorild-wulffii
Genus
Buchingera Boiss. & Hohen. ex Boiss.
Expand
Species
Buchingera axillaris
Boiss. & Hohen. ex Boiss.
Genus
Bunias L.
Expand
Species
Bunias orientalis
L.
Genus
Cakile Mill.
Expand
Species
Cakile edentula
(Bigelow) Hook
Expand
variety
Cakile edentula
(Bigelow) Hook. var.
californica
(A. Heller) Fernald
Species
Cakile maritima
Scop.
Genus
Capsella Medik.
Expand
Species
Capsella bursa-pastoris
(L.) Medik.
Genus
Cardamine L.
Expand
Species
Cardamine amara
L.
Species
Cardamine bellidifolia
L.
Species
Cardamine breweri
S. Watson
Species
Cardamine bulbosa
(Schreb. ex Muhl.) Britton, Sterns & Poggenb.
Species
Cardamine constancei
Detling
Species
Cardamine cordifolia
A. Gray
Species
Cardamine digitata
Richardson
Species
Cardamine flexuosa
With.
Species
Cardamine hirsuta
L.
Species
Cardamine hyperborea
O. E. Schulz
Species
Cardamine impatiens
L.
Species
Cardamine kitaibelii
(Waldst. & Kit.) Bech.
Species
Cardamine lyallii
S. Watson
Species
Cardamine macrophylla
Willd.
Species
Cardamine microphylla
Adams
Species
Cardamine pratensis
L.
Expand
subspecies
Cardamine pratensis
L. ssp.
angustifolia
(Hook.) O. E. Schulz
subspecies
Cardamine pratensis
L. ssp.
paludosa
(Knaf) Èelak
variety
Cardamine pratensis
L. var.
palustris
Wimm. & Grab.
Species
Cardamine prorepens
Fisch. ex DC.
Species
Cardamine purpurea
Cham. & Schltdl.
Species
Cardamine rhomboidea
(Pers.) DC.
Species
Cardamine trifolia
L.
Species
Cardamine oligosperma Nutt.
Expand
variety
Cardamine oligosperma
Nutt. var.
kamtschatica
(Regel) Detling
Species
Cardamine parviflora L.
Expand
variety
Cardamine parviflora
L. var.
arenicola
(Britton) O.E. Schulz
Genus
Cardaminopsis (C. A. Mey.) Hayek
Expand
Species
Cardaminopsis arenosa
(L.) Hayek
Species
Cardaminopsis suecica
(Fr.) Hiitonen ex Hyl.
Genus
Cardaria Desv.
Expand
Species
Cardaria chalepensis
(L.) Hand.-Mazz.
Species
Cardaria draba
(L.) Desv.
Expand
variety
Cardaria draba
(L.) Desv. var.
repens
(Schrenk ex Fisch. & C. A. Mey.) O. E. Schulz
Species
Cardaria pubescens (C. A. Mey.) Jarm.
Expand
variety
Cardaria pubescens
(C. A. Mey.) Jarm. var.
elongata
Rollins
Genus
Chorispora R. Br. ex DC.
Expand
Species
Chorispora tenella
(Pall.) DC.
Genus
Cochlearia L.
Expand
Species
Cochlearia cyclocarpa
S.F. Blake
Species
Cochlearia groenlandica
L.
Species
Cochlearia tridactylites
Banks ex DC.
Genus
Coincya Rouy
Expand
Species
Coincya rupestris
Porta & Rigo ex Rouy
Genus
Conringia Heist. ex Fabr.
Expand
Species
Conringia orientalis
(L.) Dumort.
Genus
Dentaria L.
Expand
Species
Dentaria bulbifera
L.
Species
Dentaria californica
Nutt.
Species
Dentaria diphylla
Michx.
Species
Dentaria glandulosa
Waldst. & Kit.
Species
Dentaria laciniata
Muhl. ex Willd.
Species
Dentaria polyphylla
Waldst. & Kit.
Species
Dentaria tenella Pursh
Expand
variety
Dentaria tenella
Pursh var.
pulcherrima
(Greene) Detling
Genus
Descurainia Webb & Berthel.
Expand
Species
Descurainia californica
(A. Gray) O.E. Schulz
Species
Descurainia incana
(Bernh. ex Fisch. & C. A. Mey.) Dorn
Expand
variety
Descurainia incana
(Bernh. ex Fisch. & C. A. Mey.) Dorn var.
incana
Species
Descurainia incisa
(Engelm. ex A. Gray) Britton
Expand
subspecies
Descurainia incisa
(Engelm. ex A. Gray) Britton ssp.
incisa
variety
Descurainia incisa
(Engelm. ex A. Gray) Britton var.
incisa
Species
Descurainia pinnata
(Walter) Britton
Expand
subspecies
Descurainia pinnata
(Walter) Britton ssp.
brachycarpa
(Richardson) Detling
subspecies
Descurainia pinnata
(Walter) Britton ssp.
nelsonii
(Rydb.) Detling
subspecies
Descurainia pinnata
(Walter) Britton ssp.
ochroleuca
(Wooton) Detling
variety
Descurainia pinnata
(Walter) Britton var.
brachycarpa
(Richardson) Fernald
variety
Descurainia pinnata
(Walter) Britton var.
filipes
(A. Gray) M. Peck
variety
Descurainia pinnata
(Walter) Britton var.
intermedia
(Rydb.) C. L. Hitchc.
Species
Descurainia richardsonii
O. E. Schulz
Species
Descurainia sophia
(L.) Webb ex Prantl
Species
Descurainia sophioides
(Fisch. ex Hook.) O. E. Schulz
Genus
Diplotaxis DC.
Expand
Species
Diplotaxis muralis
(L.) DC.
Species
Diplotaxis tenuifolia
(L.) DC.
Genus
Dithyrea Harv.
Expand
Species
Dithyrea californica
Harv.
Species
Dithyrea wislizeni
Engelm.
Genus
Draba L.
Expand
Species
Draba aizoides
L.
Species
Draba albertina
Greene
Species
Draba allenii
Fernald
Species
Draba alpina
L.
Species
Draba arabisans
Michx.
Species
Draba aurea
Vahl ex Hornem.
Expand
variety
Draba aurea
Vahl ex Hornem. var.
aurea
variety
Draba aurea
Vahl ex Hornem. var.
leiocarpa
(Payson & H. St. John) C. L. Hitchc.
Species
Draba bellii
Holm
Expand
variety
Draba bellii
Holm. var.
gracilis
E. Ekman
Species
Draba borealis
DC.
Expand
variety
Draba borealis
DC. var.
borealis
variety
Draba borealis
DC. var.
maxima
(Hultén) S. L. Welsh
Species
Draba brachycarpa
Nutt. ex Torr. & A. Gray
Species
Draba brachystylis
Rydb.
Species
Draba bryoides
DC.
Species
Draba caesia
Adams
Species
Draba camtschatica
Andrz. ex Tolm.
Species
Draba cana
Rydb.
Species
Draba caroliniana
Walter
Species
Draba cinerea
Adams
Species
Draba corymbosa
R. Br. ex DC.
Species
Draba crassa
Rydb.
Species
Draba crassifolia
Graham
Species
Draba cuneifolia
Nutt. ex Torr. & A. Gray
Expand
variety
Draba cuneifolia
Nutt. ex Torr. & A. Gray var.
integrifolia
S. Watson
variety
Draba cuneifolia
Nutt. ex Torr. & A. Gray var.
platycarpa
(Torr. & A. Gray) S. Watson
Species
Draba eschscholtzii
Pohle & N. Busch
Species
Draba fladnizensis
Wulfen
Species
Draba glabella
Pursh
Species
Draba glacialis
Adams
Species
Draba grandis
Langsd. ex DC.
Species
Draba helleriana
Greene
Species
Draba hirta
L.
Species
Draba incana
L.
Expand
variety
Draba incana
L. var.
confusa
(Ehrh.) Lilj.
Species
Draba incerta
Payson
Species
Draba juniperina
Dorn
Species
Draba lactea
Adams
Species
Draba lanceolata
Royle
Species
Draba lonchocarpa
Rydb.
Expand
variety
Draba lonchocarpa
Rydb. var.
lonchocarpa
Species
Draba maccallae
Rydb.
Species
Draba macrocarpa
Adams
Species
Draba maguirei
C. L. Hitchc.
Species
Draba micropetala
Hook.
Species
Draba nemorosa
L.
Expand
variety
Draba nemorosa
L. var.
leiocarpa
Lindblom
variety
Draba nemorosa
L. var.
nemorosa
Species
Draba nivalis
Lilj.
Expand
variety
Draba nivalis
Lilj. var.
elongata
S. Wats.
Species
Draba norvegica
Gunnerus
Species
Draba novolympica
Payson & H. St. John
Species
Draba oblongata
R. Br.
Species
Draba ogilviensis
Hultén
Species
Draba oligosperma
Hook.
Expand
variety
Draba oligosperma
Hook. var.
oligosperma
Species
Draba palanderiana
Kjellm.
Species
Draba paysonii
J. F. Macbr.
Species
Draba praealta
Greene
Species
Draba ramosissima
Desv.
Species
Draba rupestris
W. T. Aiton
Species
Draba spectabilis
Greene
Species
Draba streptocarpa
A. Gray
Expand
variety
Draba streptocarpa
A. Gray var.
grayana
Rydb.
Species
Draba subamplexicaulis
C. A. Mey.
Species
Draba subcapitata
Simmons
Species
Draba turczaninowii
Pohle & N. Busch
Species
Draba verna
L.
Species
Draba reptans (Lam.) Fernald
Expand
variety
Draba reptans
(Lam.) Fernald var.
micrantha
(Nutt.) Fernald
Species
Draba stenoloba Ledeb.
Expand
variety
Draba stenoloba
Ledeb. var.
nana
(O. E. Schulz) C. L. Hitchc.
Species
Draba ventosa A. Gray
Expand
variety
Draba ventosa
A. Gray var.
ventosa
Genus
Erophila DC.
Expand
Species
Erophila verna
(L.) DC.
Genus
Eruca Mill.
Expand
Species
Eruca sativa
Mill.
Genus
Erucastrum C. Presl
Expand
Species
Erucastrum gallicum
(Willd.) O. E. Schulz
Genus
Erysimum L.
Expand
Species
Erysimum asperum
(Nutt.) DC.
Species
Erysimum cheiranthoides
L.
Expand
subspecies
Erysimum cheiranthoides
L. ssp.
cheiranthoides
Species
Erysimum coarctatum
Fernald
Species
Erysimum helveticum
DC.
Species
Erysimum hieracifolium
L.
Species
Erysimum inconspicuum
(S. Wats.) MacMill.
Species
Erysimum menziesii
(Hook.) Wettst
Species
Erysimum nivale
(Greene) Rydb.
Species
Erysimum pallasii
(Pursh) Fern.
Species
Erysimum repandum
L.
Species
Erysimum capitatum (Douglas ex Hook.) Greene
Expand
variety
Erysimum capitatum
(Douglas ex Hook.) Greene var.
argillosum
(Greene) R. J. Davis
variety
Erysimum capitatum
(Douglas ex Hook.) Greene var.
capitatum
Genus
Eutrema R. Br.
Expand
Species
Eutrema edwardsii
R. Br.
Species
Eutrema salsugineum
(Pallas) Al-Shehbaz & Warwick
Genus
Gormania Britton
Expand
Species
Gormania watsonii
Britton
Genus
Halimolobos Tausch
Expand
Species
Halimolobos mollis
(Hook.) Rollins
Genus
Hesperis L.
Expand
Species
Hesperis matronalis
L.
Genus
Hugueninia Rchb.
Expand
Species
Hugueninia tanacetifolia (L.) Rchb.
Expand
subspecies
Hugueninia tanacetifolia
(L.) Rchb. ssp.
tanacetifolia
(L.) Rchb.
Genus
Hymenophysa C. A. Mey.
Expand
Species
Hymenophysa pubescens
C. A. Mey.
Genus
Idahoa A. Nelson & J.F. Macbr.
Expand
Species
Idahoa scapigera
(Hook.) A. Nelson & J. F. Macbr.
Genus
Isatis L.
Expand
Species
Isatis tinctoria
L.
Genus
Kernera Medik.
Expand
Species
Kernera saxatilis
(L.) Rchb.
Genus
Lepidium L.
Expand
Species
Lepidium apetalum
Willd.
Species
Lepidium barnebyanum
Reveal
Species
Lepidium bourgeauanum
Thell.
Species
Lepidium campestre
(L.) W. T. Aiton
Species
Lepidium dictyotum
A. Gray
Species
Lepidium flavum
Torr.
Species
Lepidium fremontii
S. Watson
Species
Lepidium idahoense
A. Heller
Species
Lepidium lasiocarpum
Nutt.
Species
Lepidium latifolium
L.
Species
Lepidium nitidum
Nutt.
Species
Lepidium perfoliatum
L.
Species
Lepidium ramosissimum
A. Nels.
Species
Lepidium ruderale
L.
Species
Lepidium sativum
L.
Species
Lepidium virginicum
L.
Expand
variety
Lepidium virginicum
L. var.
medium
(Greene) C.L. Hitchc.
variety
Lepidium virginicum
L. var.
pubescens
(Greene) Thell.
Species
Lepidium densiflorum Schrad.
Expand
variety
Lepidium densiflorum
Schrad. var.
bourgeauanum
(Thell.) C.L. Hitchc.
variety
Lepidium densiflorum
Schrad. var.
densiflorum
variety
Lepidium densiflorum
Schrad. var.
macrocarpum
G. A. Mulligan
Species
Lepidium montanum Nutt.
Expand
subspecies
Lepidium montanum
Nutt. ssp.
alyssoides
(A. Gray) C.L. Hitchc.
variety
Lepidium montanum
Nutt. var.
neeseae
S.L. Welsh & Reveal
variety
Lepidium montanum
Nutt. var.
stellae
S.L. Welsh & Reveal
Genus
Lesquerella S. Wats.
Expand
Species
Lesquerella alpina
(Nutt.) S. Watson
Expand
variety
Lesquerella alpina
(Nutt.) S. Watson var.
alpina
variety
Lesquerella alpina
(Nutt.) S. Watson var.
spatulata
(Rydb.) Payson
Species
Lesquerella arctica
(Wormsk. ex Hornem.) S. Wats.
Expand
subspecies
Lesquerella arctica
(Wormsk. ex Hornem.) S. Wats. ssp.
calderi
(G. A. Mulligan & A. E. Porsild) Hultén
subspecies
Lesquerella arctica
(Wormsk. ex Hornem.) S. Wats. ssp.
purshii
(S. Wats.) A. E. Porsild
Species
Lesquerella arenosa
(Richardson) Rydb.
Expand
variety
Lesquerella arenosa
(Richardson) Rydb. var.
arenosa
Species
Lesquerella argentea
(S. Schauer) S. Watson
Species
Lesquerella auriculata
(Engelm. & A. Gray) S. Watson
Species
Lesquerella cusickii
M. E. Jones
Species
Lesquerella douglasii
S. Watson
Species
Lesquerella fendleri
(A. Gray) S. Watson
Species
Lesquerella ludoviciana
(Nutt.) S. Watson
Expand
variety
Lesquerella ludoviciana
(Nutt.) S. Watson var.
arenosa
(Richardson) S. Watson
Species
Lesquerella montana
(A. Gray) S. Watson
Species
Lesquerella paysonii
Rollins
Species
Lesquerella repanda
(Nutt. ex Torr. & A. Gray) S. Watson
Species
Lesquerella spatulata
Rydb.
Genus
Lunaria L.
Expand
Species
Lunaria annua
L.
Species
Lunaria rediviva
L.
Genus
Lyrocarpa Hook. & Harv.
Expand
Species
Lyrocarpa coulteri
Hook. & Harv.
Genus
Macropodium W. T. Aiton
Expand
Species
Macropodium nivale
(Pall.) W. T. Aiton
Genus
Malcolmia W. T. Aiton
Expand
Species
Malcolmia littorea
(L.) W. T. Aiton
Genus
Nasturtium R. Br.
Expand
Species
Nasturtium officinale
R. Br.
Genus
Neslia Desv.
Expand
Species
Neslia paniculata
(L.) Desv.
Genus
Parrya R. Br.
Expand
Species
Parrya arctica
R. Br.
Species
Parrya nudicaulis
(L.) Regel
Expand
subspecies
Parrya nudicaulis
(L.) Regel ssp.
interior
Hultén
subspecies
Parrya nudicaulis
(L.) Regel ssp.
nudicaulis
subspecies
Parrya nudicaulis
(L.) Regel ssp.
septentrionalis
Hultén
Species
Parrya rydbergii
Botsch.
Genus
Phoenicaulis Nutt.
Expand
Species
Phoenicaulis cheiranthoides
Nutt.
Species
Phoenicaulis menziesii
Greene
Genus
Phryne Bubani
Expand
Species
Phryne huetii
O.E. Schulz
Genus
Physaria (Nutt. ex Torr. & A. Gray) A. Gray
Expand
Species
Physaria alpestris
Suksd.
Species
Physaria arctica
(Wormsk. ex Hornem.) O'Kane & Al-Shehbaz
Species
Physaria chambersii
Rollins
Species
Physaria didymocarpa
(Hook.) A. Gray
Species
Physaria floribunda
Rydb.
Species
Physaria newberryi
A. Gray
Species
Physaria arenosa (Richardson) O’Kane & Al-Shehbaz
Expand
subspecies
Physaria arenosa
(Richardson) O’Kane & Al-Shehbaz ssp.
arenosa
Genus
Radicula Moench
Expand
Species
Radicula aquatica
(Eaton) B.L. Rob.
Species
Radicula armoracia
(L.) B. L. Rob.
Genus
Raphanus L.
Expand
Species
Raphanus raphanistrum L.
Expand
variety
Raphanus raphanistrum
L. var.
sativus
(L.) Domin
Genus
Rorippa Scop.
Expand
Species
Rorippa aquatica
(Eaton) E. J. Palmer & Steyermark
Species
Rorippa armoracia
(L.) Hitchc.
Species
Rorippa austriaca
(Crantz) Besser
Species
Rorippa islandica
(Oeder ex Murray) Borbás
Expand
variety
Rorippa islandica
(Oeder ex Murray) Borbás var.
islandica
variety
Rorippa islandica
(Oeder ex Murray) Borbás var.
microcarpa
(Regel) Fernald
Species
Rorippa micrantha
(Roth) Jonsell
Species
Rorippa microtitis
(B.L. Rob.) Rollins
Species
Rorippa palustris
(L.) Besser
Expand
subspecies
Rorippa palustris
(L.) Besser ssp.
hispida
(Desvaux) Jonsell
subspecies
Rorippa palustris
(L.) Besser ssp.
palustris
variety
Rorippa palustris
(L.) Besser var.
hispida
(Desv.) Rydb.
variety
Rorippa palustris
(L.) Besser var.
palustris
Species
Rorippa sylvestris
(L.) Besser
Species
Rorippa curvipes Greene
Expand
variety
Rorippa curvipes
Greene var.
curvipes
Genus
Schoenocrambe Greene
Expand
Species
Schoenocrambe linifolia
(Nutt.) Greene
Genus
Sinapis L.
Expand
Species
Sinapis alba
L.
Species
Sinapis aristidis
Pomel
Species
Sinapis arvensis
L.
Genus
Sisymbrium L.
Expand
Species
Sisymbrium alpinum
E. Fourn.
Species
Sisymbrium altissimum
L.
Species
Sisymbrium austriacum
Jacq.
Species
Sisymbrium humile
C. A. Mey.
Species
Sisymbrium irio
L.
Species
Sisymbrium loeselii
L.
Species
Sisymbrium officinale
(L.) Scop.
Expand
variety
Sisymbrium officinale
(L.) Scop. var.
leiocarpum
DC.
Genus
Smelowskia C. A. Mey.
Expand
Species
Smelowskia americana
Rydberg
Species
Smelowskia borealis
(Greene) W. H. Drury & Rollins
Species
Smelowskia calycina
(Stephan) C. A. Mey.
Expand
variety
Smelowskia calycina
(Stephan) C. A. Mey. var.
americana
(Regel & Herder) W. H. Drury & Rollins
variety
Smelowskia calycina
(Stephan) C. A. Mey. var.
integrifolia
(Seem.) Rollins
variety
Smelowskia calycina
(Stephan) C. A. Mey. var.
media
W. H. Drury & Rollins
variety
Smelowskia calycina
(Stephan) C. A. Mey. var.
porsildii
W. H. Drury & Rollins
Species
Smelowskia ovalis M. E. Jones
Expand
variety
Smelowskia ovalis
M. E. Jones var.
ovalis
Genus
Stanleya Nutt.
Expand
Species
Stanleya arcuata
Rydb.
Species
Stanleya glauca
Rydb.
Species
Stanleya integrifolia
E. James
Species
Stanleya pinnata
(Pursh) Britton
Expand
variety
Stanleya pinnata
(Pursh) Britton var.
pinnata
Genus
Streptanthella Rydb.
Expand
Species
Streptanthella longirostris
(S. Watson) Rydb.
Genus
Streptanthus Nutt.
Expand
Species
Streptanthus cordatus
Nutt.
Species
Streptanthus tortuosus Kellogg
Expand
variety
Streptanthus tortuosus
Kellogg var.
orbiculatus
(Greene) H.M. Hall
Genus
Subularia L.
Expand
Species
Subularia aquatica
L.
Genus
Teesdalia R. Br.
Expand
Species
Teesdalia nudicaulis
(L.) R. Br.
Genus
Thelypodiopsis Rydb.
Expand
Species
Thelypodiopsis vermicularis
(S.L. Welsh & Reveal) Rollins
Genus
Thelypodium Endl.
Expand
Species
Thelypodium integrifolium
(Nutt.) Endl.
Species
Thelypodium lilacinum
Greene
Species
Thelypodium wrightii
A. Gray
Species
Thelypodium laciniatum (Hook.) Endl.
Expand
variety
Thelypodium laciniatum
(Hook.) Endl. var.
laciniatum
variety
Thelypodium laciniatum
(Hook.) Endl. var.
streptanthoides
(Leiberg ex Piper) Payson
Genus
Thlaspi L.
Expand
Species
Thlaspi alpestre
Jacq.
Species
Thlaspi alpinum
Crantz
Species
Thlaspi arcticum
A. E. Porsild
Species
Thlaspi arvense
L.
Species
Thlaspi erraticum
Jord.
Species
Thlaspi glaucum
(A. Nelson) A. Nelson
Expand
variety
Thlaspi glaucum
(A. Nelson) A. Nelson var.
hesperium
Payson
variety
Thlaspi glaucum
(A. Nelson) A. Nelson var.
pedunculatum
Payson
Species
Thlaspi montanum
L.
Expand
variety
Thlaspi montanum
L. var.
montanum
Species
Thlaspi parviflorum
A. Nelson
Species
Thlaspi perfoliatum
L.
Genus
Thysanocarpus Hook.
Expand
Species
Thysanocarpus curvipes
Hook.
Species
Thysanocarpus radians
Benth.
Genus
Tropidocarpum Hook.
Expand
Species
Tropidocarpum gracile
Hook.
Family
Capparaceae
Expand
Genus
Boscia Lam.
Expand
Species
Boscia coriacea
Pax
Genus
Capparis L.
Expand
Species
Capparis ovata
Family
Cleomaceae
Expand
Genus
Arivela Raf.
Expand
Species
Arivela viscosa
(L.) Raf.
Genus
Cleome L.
Expand
Species
Cleome amblyocarpa
Barratte & Murb.
Species
Cleome lutea
Hook.
Species
Cleome obtusa
Britton
Species
Cleome serrulata
Pursh
Species
Cleome spinosa
Jacq.
Genus
Cleomella DC.
Expand
Species
Cleomella plocasperma
S. Wats.
Genus
Cochranella E.M. McGinty & Roalson
Expand
Species
Cochranella pilosa
(Bentham) E.M. McGinty & Roalson
Genus
Gynandropsis DC.
Expand
Species
Gynandropsis gynandra
(L.) Briq.
Genus
Peritoma DC.
Expand
Species
Peritoma serrulata
(Pursh) DC.
Genus
Polanisia Raf.
Expand
Species
Polanisia dodecandra (L.) DC.
Expand
subspecies
Polanisia dodecandra
(L.) DC. ssp.
dodecandra
Genus
Sieruela Raf.
Expand
Species
Sieruela hirta
(Klotzch) Roalson & J. C. Hall
Species
Sieruela rutidosperma
(DC.) Roalson & J.C. Hall
Genus
Wislizenia Engelm.
Expand
Species
Wislizenia refracta
Engelm.
Family
Gyrostemonaceae
Expand
Genus
Gyrostemon Desf.
Expand
Species
Gyrostemon ramulosus
Desf.
Genus
Tersonia Moq.
Expand
Species
Tersonia cyathiflora
(Fenzl) A. S. George ex J. W. Green
Family
Limnanthaceae
Expand
Genus
Floerkea Willd.
Expand
Species
Floerkea proserpinacoides
Willd.
Genus
Limnanthes R. Br.
Expand
Species
Limnanthes alba
Hartw. ex Benth.
Species
Limnanthes douglasii
R. Br.
Family
Resedaceae
Expand
Genus
Reseda L.
Expand
Species
Reseda alba
L.
Species
Reseda lutea
L.
Species
Reseda luteola
L.
Family
Salvadoraceae
Expand
Genus
Salvadora L.
Expand
Species
Salvadora persica
L.
Order
Buxales
Expand
Family
Buxaceae
Expand
Genus
Buxus L.
Expand
Species
Buxus sempervirens
L.
Order
Caryophyllales
Expand
Family
Aizoaceae
Expand
Genus
Disphyma N. E. Br.
Expand
Species
Disphyma crassifolia
L. Bolus
Genus
Mesembryanthemum L.
Expand
Species
Mesembryanthemum chilense
Molina
Species
Mesembryanthemum crystallinum
L.
Species
Mesembryanthemum nodiflorum
L.
Genus
Tetragonia L.
Expand
Species
Tetragonia tetragonoides
(Pall.) Kuntze
Genus
Trianthema L.
Expand
Species
Trianthema portulacastrum
L.
Species
Glinus setiflorus
Forssk.
Family
Amaranthaceae
Expand
Genus
Aerva Forssk.
Expand
Species
Aerva lanata
(L.) Schult.
Genus
Amaranthus L.
Expand
Species
Amaranthus albus
L.
Species
Amaranthus angustifolius
Lam.
Species
Amaranthus blitoides
S. Wats.
Species
Amaranthus caudatus
L.
Species
Amaranthus cruentus
L.
Species
Amaranthus fimbriatus
(Torr.) Benth. ex S. Wats.
Species
Amaranthus graecizans
L.
Expand
subspecies
Amaranthus graecizans
L. ssp.
silvestris
(Vill.) Brenan
Species
Amaranthus hypochondriacus
L.
Species
Amaranthus powellii
S. Wats.
Expand
subspecies
Amaranthus powellii
S. Wats. ssp.
bouchonii
(Thell.) Costea & Carretero
Species
Amaranthus retroflexus
L.
Species
Amaranthus tuberculatus
(Moq.) J. D. Sauer
Species
Amaranthus viridis
L.
Genus
Atriplex L.
Expand
Species
Atriplex argentea
Nutt.
Expand
variety
Atriplex argentea
Nutt. var.
argentea
Species
Atriplex gardneri
(Moq.) D. Dietr.
Expand
variety
Atriplex gardneri
(Moq.) D. Dietr. var.
gardneri
Species
Atriplex glabriuscula
Edmondston
Species
Atriplex gmelinii
C.A. Mey. ex Bong.
Species
Atriplex hortensis
L.
Species
Atriplex nuttallii
S. Wats.
Species
Atriplex patula
L.
Expand
variety
Atriplex patula
L. var.
litoralis
(L.) A. Gray
Species
Atriplex prostrata
Boucher ex DC.
Species
Atriplex subspicata
(Nutt.) Rydb.
Species
Atriplex suckleyi
(Torr.) Rydb.
Genus
Axyris L.
Expand
Species
Axyris amaranthoides
L.
Genus
Bassia Allioni
Expand
Species
Bassia scoparia
(Linnaeus) Voss
Genus
Blitum Linnaeus
Expand
Species
Blitum nuttallianum
Schultes
Species
Blitum capitatum Linnaeus
Expand
subspecies
Blitum capitatum
Linnaeus ssp.
capitatum
Species
Blitum virgatum L.
Expand
subspecies
Blitum virgatum
L. ssp.
virgatum
Genus
Charpentiera Gaudich.
Expand
Species
Charpentiera ovata Gaudich.
Expand
variety
Charpentiera ovata
Gaudich. var.
ovata
Genus
Chenopodiastrum S. Fuentes, Uotila & Borsch
Expand
Species
Chenopodiastrum simplex
(Torrey) S. Fuentes, Uotila & Borsch
Genus
Chenopodium L.
Expand
Species
Chenopodium album
L.
Species
Chenopodium berlandieri
Moq.
Expand
subspecies
Chenopodium berlandieri
Moq. ssp.
zschackei
(Murr) A. Zobel
variety
Chenopodium berlandieri
Moq. var.
zschackei
(Murr) Murr ex Graebn.
Species
Chenopodium bonus-henricus
L.
Species
Chenopodium capitatum
(L.) Ambrosi
Species
Chenopodium fremontii
S. Wats.
Species
Chenopodium leptophyllum
(Moq.) Nutt. ex S. Wats.
Species
Chenopodium polyspermum
L.
Species
Chenopodium pratericola
Rydb.
Species
Chenopodium rubrum
L.
Species
Chenopodium salinum
Standl.
Genus
Corispermum L.
Expand
Species
Corispermum hyssopifolium
L.
Species
Corispermum leptopterum
(Asch.) Iljin
Species
Corispermum ochotense
Ignatov
Species
Corispermum villosum
Rydb.
Species
Corispermum americanum (Nuttall) Nuttall
Expand
subspecies
Corispermum americanum
(Nuttall) Nuttall ssp.
americanum
variety
Corispermum americanum
(Nuttall) Nuttall var.
americanum
Genus
Cyathula Blume
Expand
Species
Cyathula coriacea
Schinz
Genus
Froelichia Moench
Expand
Species
Froelichia gracilis
(Hook.) Moq.
Species
Froelichia floridana (Nutt.) Moq.
Expand
variety
Froelichia floridana
(Nutt.) Moq. var.
campestris
(Small) Fernald
Genus
Grayia Hook. & Arn.
Expand
Species
Grayia spinosa
(Hook.) Moq.
Genus
Kochia Roth
Expand
Species
Kochia scoparia
(L.) Schrad.
Genus
Krascheninnikovia Gueldenstaedt
Expand
Species
Krascheninnikovia lanata
(Pursh) A. Meeuse & A. Smit
Genus
Monolepis Schrad.
Expand
Species
Monolepis nuttalliana
(Schult.) Greene
Genus
Nothosaerva Wight
Expand
Species
Nothosaerva brachiata
(L.) Wight
Genus
Oxybasis Karelin & Kirilov
Expand
Species
Oxybasis rubra
(Linnaeus) S. Fuentes, Uotila & Borsch
Species
Oxybasis glauca (L.) S. Fuentes, Uotila & Borsch
Expand
subspecies
Oxybasis glauca
(L.) S. Fuentes, Uotila & Borsch ssp.
salina
(Standl.) Mosyakin
Genus
Salicornia L.
Expand
Species
Salicornia rubra
A. Nelson
Species
Salicornia europaea L.
Expand
subspecies
Salicornia europaea
L. ssp.
rubra
(A. Nelson) Breitung
Genus
Salsola L.
Expand
Species
Salsola collina
Pall.
Species
Salsola pestifer
A. Nelson
Species
Salsola tragus
L.
Species
Salsola kali L.
Expand
variety
Salsola kali
L. var.
tenuifolia
Tausch
Genus
Suaeda Forssk. ex J. F. Gmel.
Expand
Species
Suaeda calceoliformis
(Hook.) Moq.
Genus
Tidestromia Standl.
Expand
Species
Tidestromia lanuginosa
(Nutt.) Standl.
Family
Basellaceae
Expand
Genus
Basella L.
Expand
Species
Basella alba
L.
Family
Cactaceae
Expand
Genus
Carnegiea Britton & Rose
Expand
Species
Carnegiea gigantea
(Engelm.) Britton & Rose
Genus
Coryphantha (Engelm.) Lem.
Expand
Species
Coryphantha vivipara
(Nutt.) Britton & Rose
Genus
Echinocereus Engelm.
Expand
Species
Echinocereus engelmannii
(Parry ex Engelm.) Lem.
Genus
Escobaria Britton & Rose
Expand
Species
Escobaria vivipara
(Nuttall) Buxbaum
Genus
Opuntia Mill.
Expand
Species
Opuntia echinocarpa
Engelm. & J. M. Bigelow
Species
Opuntia fragilis
(Nutt.) Haw.
Species
Opuntia leptocaulis
DC.
Species
Opuntia phaeacantha
Engelm.
Species
Opuntia polyacantha
Haw.
Expand
variety
Opuntia polyacantha
Haw. var.
hystericina
(Engelm. & J. M. Bigelow) B. D. Parfitt
variety
Opuntia polyacantha
Haw. var.
polyacantha
Genus
Sclerocactus Britton & Rose
Expand
Species
Sclerocactus wrightiae
L. D. Benson
Family
Caryophyllaceae
Expand
Genus
Arenaria L.
Expand
Species
Arenaria arctica
Steven ex Ser.
Species
Arenaria capillaris
Poir.
Expand
variety
Arenaria capillaris
Poir. var.
americana
(Maguire) R. J. Davis
Species
Arenaria congesta
Nutt.
Expand
variety
Arenaria congesta
Nutt. var.
expansa
Maguire
variety
Arenaria congesta
Nutt. var.
lithophila
Rydb.
Species
Arenaria dawsonensis
Britton
Species
Arenaria douglasii
Fenzl ex Torr. & A. Gray
Species
Arenaria humifusa
Wahlenb.
Species
Arenaria lateriflora
L.
Species
Arenaria nuttallii
Pax
Species
Arenaria obtusiloba
(Rydb.) Fernald
Species
Arenaria peploides
L.
Expand
variety
Arenaria peploides
L. var.
diffusa
Hornem.
Species
Arenaria sajanensis
Willd.
Species
Arenaria serpyllifolia
L.
Genus
Cerastium L.
Expand
Species
Cerastium alpinum
L.
Species
Cerastium arcticum
Lange
Species
Cerastium arvense
L.
Species
Cerastium beeringianum
Cham. & Schlecht.
Expand
variety
Cerastium beeringianum
Cham. & Schlecht. var.
beeringianum
Species
Cerastium glomeratum
Thuill.
Species
Cerastium nutans
Raf.
Species
Cerastium regelii
Ostenf.
Species
Cerastium fontanum Baumg.
Expand
subspecies
Cerastium fontanum
Baumg. ssp.
vulgare
(Hartman) Greuter & Burdet
Genus
Cherleria L.
Expand
Species
Cherleria obtusiloba
(Rydberg) A.J. Moore & Dillenberger
Genus
Cucubalus L.
Expand
Species
Cucubalus baccifer
L.
Genus
Dianthus L.
Expand
Species
Dianthus barbatus
L.
Species
Dianthus carthusianorum
L.
Species
Dianthus deltoides
L.
Species
Dianthus seguieri
Vill.
Genus
Eremogone Fenzl
Expand
Species
Eremogone capillaris (Poiret) Fenzl
Expand
variety
Eremogone capillaris
(Poiret) Fenzl var.
americana
(Maguire) R. L. Hartman & Rabeler
variety
Eremogone capillaris
(Poiret) Fenzl var.
capillaris
Species
Eremogone congesta (Nuttall) Ikonnikov
Expand
variety
Eremogone congesta
(Nuttall) Ikonnikov var.
lithophila
(Rydberg) Dorn
Genus
Gypsophila L.
Expand
Species
Gypsophila paniculata
L.
Genus
Holosteum L.
Expand
Species
Holosteum umbellatum
L.
Genus
Honckenya Ehrh.
Expand
Species
Honckenya peploides
(L.) Ehrh.
Expand
subspecies
Honckenya peploides
(L.) Ehrh. ssp.
diffusa
(Hornemann) Hultén
variety
Honckenya peploides
(L.) Ehrh. var.
major
(Hook.) Abrams
Genus
Lychnis L.
Expand
Species
Lychnis affinis
J. Vahl ex Fr.
Species
Lychnis alba
Mill.
Species
Lychnis alpina
L.
Species
Lychnis flos-cuculi
L.
Species
Lychnis furcata
(Raf.) Fernald
Species
Lychnis pudica
B. Boivin
Species
Lychnis × loveae
B. Boivin
Species
Lychnis apetala L.
Expand
subspecies
Lychnis apetala
L. ssp.
attenuata
(Farr) Maguire
Genus
Melandrium Röhl.
Expand
Species
Melandrium apetalum
(L.) Fenzl
Species
Melandrium rubrum
(Weigel) Garcke
Genus
Minuartia L.
Expand
Species
Minuartia arctica
(Steven ex Ser.) Graebn.
Species
Minuartia austromontana
Wolf & Packer
Species
Minuartia biflora
(L.) Schinz & Thell.
Species
Minuartia dawsonensis
(Britton) House
Species
Minuartia macrocarpa
(Pursh) Ostenf.
Species
Minuartia nuttallii
(Pax) Briq.
Species
Minuartia obtusiloba
(Rydb.) House
Species
Minuartia rossii
(R. Br. ex Richardson) Graebn.
Species
Minuartia rubella
(Wahlenb.) Hiern
Genus
Moehringia L.
Expand
Species
Moehringia lateriflora
(L.) Fenzl
Species
Moehringia trinervia
(L.) Clairv.
Genus
Myosoton Moench
Expand
Species
Myosoton aquaticum
(L.) Moench
Genus
Paronychia Mill.
Expand
Species
Paronychia sessiliflora
Nutt.
Genus
Sabulina Reichenbach
Expand
Species
Sabulina austromontana
(S. J. Wolf & J. G. Packer) Dillenberger & Kadereit
Species
Sabulina dawsonensis
(Britton) Rydberg
Species
Sabulina elegans
(Chamisso & Schlechtendal) Dillenberger & Kadereit
Species
Sabulina rubella
(Wahlenberg) Dillenberger & Kadereit
Species
Sabulina nuttallii (Pax) Dillenberger & Kadereit
Expand
variety
Sabulina nuttallii
(Pax) Dillenberger & Kadereit var.
nuttallii
Genus
Sagina L.
Expand
Species
Sagina procumbens
L.
Species
Sagina saginoides
(L.) H. Karst.
Genus
Saponaria L.
Expand
Species
Saponaria officinalis
L.
Genus
Scleranthus L.
Expand
Species
Scleranthus annuus
L.
Genus
Silene L.
Expand
Species
Silene chalcedonica
(L.) E. H. L. Krause
Species
Silene csereii
Baumgarten
Species
Silene cucubalus
Wibel
Species
Silene douglasii
Hooker
Species
Silene drummondii
Hook.
Species
Silene hitchguirei
Bocquet
Species
Silene latifolia
Poir.
Expand
subspecies
Silene latifolia
Poir. ssp.
alba
(Mill.) Greuter & Burdet
Species
Silene menziesii
Hook.
Species
Silene noctiflora
L.
Species
Silene nutans
L.
Species
Silene parryi
(S. Wats.) C. L. Hitchc. & Maguire
Species
Silene pratensis
(Raf.) Gren. & Godr.
Species
Silene sorensenis
(B. Boivin) Bocquet
Species
Silene taimyrensis
(Tolm.) Bocquet
Species
Silene uralensis
(Rupr.) Bocquet
Expand
subspecies
Silene uralensis
(Rupr.) Bocquet ssp.
attenuata
(Farr) McNeill
subspecies
Silene uralensis
(Rupr.) Bocquet ssp.
uralensis
Species
Silene vulgaris
(Moench) Garcke
Species
Silene acaulis (L.) Jacq.
Expand
subspecies
Silene acaulis
(L.) Jacq. ssp.
acaulis
variety
Silene acaulis
(L.) Jacq. var.
exscapa
(All.) DC. & Lam.
variety
Silene acaulis
(L.) Jacq. var.
subacaulescens
(F. N. Williams) Fernald & H. St. John
Species
Silene repens Patrin ex Pers.
Expand
subspecies
Silene repens
Patrin ex Pers. ssp.
purpurata
(Greene) C. L. Hitchc. & Maguire
Genus
Spergula L.
Expand
Species
Spergula arvensis
L.
Species
Spergula morisonii
Boreau
Genus
Spergularia (Pers.) J. Presl & C. Presl
Expand
Species
Spergularia canadensis
(Pers.) G. Don
Species
Spergularia marina
(L.) Griseb.
Species
Spergularia rubra
(L.) J. Presl & C. Presl
Genus
Stellaria L.
Expand
Species
Stellaria borealis
Bigelow
Expand
subspecies
Stellaria borealis
Bigelow ssp.
borealis
Species
Stellaria calycantha
(Ledeb.) Bong.
Expand
variety
Stellaria calycantha
(Ledeb.) Bong. var.
latifolia
B. Boivin
Species
Stellaria crassifolia
Ehrh.
Species
Stellaria edwardsii
R. Br.
Species
Stellaria graminea
L.
Species
Stellaria holostea
L.
Species
Stellaria humifusa
Rottb.
Species
Stellaria laeta
Richardson
Species
Stellaria longifolia
Muhl. ex Willd.
Species
Stellaria longipes
Goldie
Expand
subspecies
Stellaria longipes
Goldie ssp.
longipes
variety
Stellaria longipes
Goldie var.
edwardsii
(R. Br.) A. Gray
variety
Stellaria longipes
Goldie var.
longipes
Species
Stellaria media
(L.) Vill.
Species
Stellaria monantha
Hultén
Species
Stellaria nemorum
L.
Species
Stellaria subvestita
Greene
Genus
Viscaria Bernh.
Expand
Species
Viscaria vulgaris
Bernh.
Genus
Wilhelmsia Rchb.
Expand
Species
Wilhelmsia physodes
(Fisch. ex Ser.) McNeill
Family
Droseraceae
Expand
Genus
Drosera L.
Expand
Species
Drosera anglica
Huds.
Species
Drosera binata
Labill.
Species
Drosera brevifolia
Pursh
Species
Drosera gigantea
Lindl.
Species
Drosera intermedia
Hayne
Species
Drosera linearis
Goldie
Species
Drosera modesta
Diels
Species
Drosera rotundifolia
L.
Species
Drosera stenopetala
Hook. f.
Family
Frankeniaceae
Expand
Genus
Frankenia L.
Expand
Species
Frankenia jamesii
Torr. ex A. Gray
Species
Frankenia pulverulenta
L.
Family
Molluginaceae
Expand
Genus
Mollugo L.
Expand
Species
Mollugo cerviana
(L.) Ser.
Species
Mollugo verticillata
L.
Family
Montiaceae
Expand
Genus
Naiocrene
(Torr. & A. Gray) Rydb.
Genus
Calandrinia Kunth
Expand
Species
Calandrinia ciliata
(Ruiz & Pav.) DC.
Expand
variety
Calandrinia ciliata
(Ruiz & Pav.) DC. var.
menziesii
(Hook.) J. F. Macbr.
Genus
Calyptridium Nutt.
Expand
Species
Calyptridium monandrum
Nutt.
Species
Calyptridium parryi
A. Gray
Species
Calyptridium quadripetalum
S. Wats.
Genus
Claytonia L.
Expand
Species
Claytonia acutifolia
Pall. ex Willd.
Species
Claytonia arenicola
L. F. Hend.
Species
Claytonia chamissonis
Eschsch. ex Cham.
Species
Claytonia cordifolia
S. Wats.
Species
Claytonia exigua
Douglas ex Torr. & A. Gray
Species
Claytonia joanneana
Roem. & Schult.
Species
Claytonia lanceolata
Pursh
Expand
variety
Claytonia lanceolata
Pursh var.
multiscapa
C. L. Hitchc.
Species
Claytonia megarhiza
(A. Gray) Parry ex S. Wats.
Expand
variety
Claytonia megarhiza
(A. Gray) Parry ex S. Wats. var.
megarhiza
variety
Claytonia megarhiza
(A. Gray) Parry ex S. Wats. var.
nivalis
(English) C. L. Hitchc.
Species
Claytonia perfoliata
Donn ex Willd.
Expand
subspecies
Claytonia perfoliata
Donn ex Willd. ssp.
intermontana
John M. Miller & K. L. Chambers
subspecies
Claytonia perfoliata
Donn ex Willd. ssp.
mexicana
(Rydb.) John M. Miller & K. L. Chambers
subspecies
Claytonia perfoliata
Donn ex Willd. ssp.
perfoliata
Species
Claytonia sarmentosa
C. A. Mey.
Species
Claytonia sibirica
L.
Expand
variety
Claytonia sibirica
L. var.
sibirica
Species
Claytonia tuberosa
Pall. ex Willd.
Expand
subspecies
Claytonia tuberosa
Pall. ex Willd. ssp.
tuberosa
Species
Claytonia virginica
L.
Species
Claytonia caroliniana Michx.
Expand
variety
Claytonia caroliniana
Michx. var.
lanceolata
(Pursh) S. Wats.
Species
Claytonia parviflora Douglas ex Hook.
Expand
subspecies
Claytonia parviflora
Douglas ex Hook. ssp.
parviflora
subspecies
Claytonia parviflora
Douglas ex Hook. ssp.
viridis
(Davidson) John M. Miller & K. L. Chambers
Species
Claytonia rubra (Howell) Tidestr.
Expand
subspecies
Claytonia rubra
(Howell) Tidestr. ssp.
depressa
(A. Gray) John M. Miller & K. L. Chambers
subspecies
Claytonia rubra
(Howell) Tidestr. ssp.
rubra
Genus
Lewisia Pursh
Expand
Species
Lewisia brachycalyx
Engelm. ex A. Gray
Species
Lewisia columbiana
(Howell ex A. Gray) B. L. Rob.
Expand
variety
Lewisia columbiana
(Howell ex A. Gray) B. L. Rob. var.
columbiana
Species
Lewisia nevadensis
(A. Gray) B. L. Rob.
Species
Lewisia pygmaea
(A. Gray) B. L. Rob.
Species
Lewisia triphylla
(S. Wats.) B. L. Rob.
Genus
Montia L.
Expand
Species
Montia cordifolia
(S. Wats.) Pax & K. Hoffm.
Species
Montia fontana
L.
Species
Montia sibirica
(L.) Howell
Species
Montia parvifolia (Moc. ex DC.) Greene
Expand
variety
Montia parvifolia
(Moc. ex DC.) Greene var.
parvifolia
Genus
Spraguea Torr.
Expand
Species
Spraguea multiceps
Howell
Species
Spraguea umbellata
Torr.
Family
Nyctaginaceae
Expand
Genus
Abronia Juss.
Expand
Species
Abronia acutalata
Standl.
Species
Abronia elliptica
A. Nelson
Species
Abronia fallax
Heimerl ex Rydb.
Species
Abronia fragrans
Nutt. ex Hook.
Species
Abronia latifolia
Eschsch.
Species
Abronia maritima
Nutt. ex S. Wats.
Species
Abronia mellifera
Douglas ex Hook.
Species
Abronia micrantha
Torr.
Species
Abronia nana
S. Wats.
Species
Abronia villosa
S. Wats.
Genus
Allionia L.
Expand
Species
Allionia hirsuta
Pursh
Species
Allionia incarnata
L.
Species
Allionia nyctaginea
Michx.
Species
Allionia pilosa
(Nutt.) Rydb.
Genus
Boerhavia L.
Expand
Species
Boerhavia coccinea
Mill.
Species
Boerhavia intermedia
M.E. Jones
Species
Boerhavia repens
L.
Genus
Commicarpus Standl.
Expand
Species
Commicarpus plumbagineus
(Cav.) Standl.
Species
Commicarpus scandens
(L.) Standl.
Genus
Mirabilis L.
Expand
Species
Mirabilis hirsuta
(Pursh) MacMill.
Expand
variety
Mirabilis hirsuta
(Pursh) MacMill. var.
hirsuta
variety
Mirabilis hirsuta
(Pursh) MacMill. var.
linearis
(Pursh) B. Boivin
Species
Mirabilis linearis
(Pursh) Heimerl
Expand
variety
Mirabilis linearis
(Pursh) Heimerl var.
linearis
Species
Mirabilis macfarlanei
Constance & Rollins
Species
Mirabilis multiflora
(Torr.) A. Gray
Species
Mirabilis nyctaginea
(Michx.) MacMill.
Species
Mirabilis oxybaphoides
(A. Gray) A. Gray
Species
Mirabilis laevis (Benth.) Curran
Expand
variety
Mirabilis laevis
(Benth.) Curran var.
crassifolia
(Choisy) Spellenb.
variety
Mirabilis laevis
(Benth.) Curran var.
villosa
(Kellogg) Spellenb.
Genus
Oxybaphus L'Hér. ex Willd.
Expand
Species
Oxybaphus hirsutus
(Pursh) Sweet
Species
Oxybaphus nyctagineus
(Michx.) Sweet
Family
Phytolaccaceae
Expand
Genus
Hilleria Vell.
Expand
Species
Hilleria latifolia
(Lam.) H. Walter
Genus
Phytolacca L.
Expand
Species
Phytolacca americana
L.
Species
Phytolacca bogotensis
Kunth
Family
Plumbaginaceae
Expand
Genus
Armeria Willd.
Expand
Species
Armeria pseudarmeria
(Murr.) Mansf.
Species
Armeria maritima (Mill.) Willd.
Expand
subspecies
Armeria maritima
(Mill.) Willd. ssp.
interior
(Raup) A. E. Porsild
variety
Armeria maritima
(Mill.) Willd. var.
californica
(Boiss.) G. H. M. Lawr.
variety
Armeria maritima
(Mill.) Willd. var.
purpurea
(Koch) G. H. M. Lawr.
subspecies
Armeria maritima
(Miller) Willdenow
ssp. sibirica
(Turczaninow ex Boissier) Nyman
Genus
Limonium Mill.
Expand
Species
Limonium aureum
(L.) Hill
Species
Limonium carolinianum
(Walter) Britton
Species
Limonium flexuosum
(L.) Kuntze
Species
Limonium nashii
Small
Genus
Statice L.
Expand
Species
Statice arctica
(Cham.) S. F. Blake
Species
Statice armeria
L.
Species
Statice limonium
L.
Species
Statice suffruticosa
L.
Family
Polygonaceae
Expand
Genus
Bistorta (L.) Scop.
Expand
Species
Bistorta bistortoides
(Pursh) Small
Species
Bistorta plumosa
(Small) Greene
Species
Bistorta vivipara
(L.) Delarbre
Genus
Eriogonum Michx.
Expand
Species
Eriogonum androsaceum
Benth.
Species
Eriogonum deflexum
Torr.
Species
Eriogonum flavum
Nutt.
Species
Eriogonum heracleoides
Nuttall
Species
Eriogonum inflatum
Torr. & Frém.
Species
Eriogonum niveum
Douglas ex Benth.
Species
Eriogonum ovalifolium
Nutt.
Expand
variety
Eriogonum ovalifolium
Nutt. var.
ovalifolium
Species
Eriogonum pauciflorum
Pursh
Species
Eriogonum caespitosum Nutt.
Expand
variety
Eriogonum caespitosum
Nutt. var.
douglasii
(Benth.) M. E. Jones
Species
Eriogonum heermannii Durand & Hilg.
Expand
variety
Eriogonum heermannii
Durand & Hilg. var.
argense
(M. E. Jones) Munz
Species
Eriogonum umbellatum Torr.
Expand
variety
Eriogonum umbellatum
Torr. var.
majus
Hooker
variety
Eriogonum umbellatum
Torr. var.
subalpinum
(Greene) M. E. Jones
Species
Eriogonum wrightii Torr. ex Benth.
Expand
variety
Eriogonum wrightii
Torr. ex Benth. var.
wrightii
Genus
Fagopyrum Miller
Expand
Species
Fagopyrum esculentum
Moench
Genus
Fallopia Adans.
Expand
Species
Fallopia cilinodis
(Michaux) Holub
Species
Fallopia convolvulus
(L.) Á. Löve
Genus
Muehlenbeckia Meisn.
Expand
Species
Muehlenbeckia platyclada
(F. Muell.) Meisn.
Genus
Oxyria Hill
Expand
Species
Oxyria digyna
(L.) Hill
Genus
Persicaria Mill.
Expand
Species
Persicaria lapathifolia
(L.) Delarbre
Species
Persicaria maculosa
Gray
Species
Persicaria punctata
(Elliott) Small
Species
Persicaria sagittata
(Linnaeus) H. Gross
Species
Persicaria amphibia (L.) Delarbre
Expand
variety
Persicaria amphibia
(L.) Delarbre var.
emersa
(Michaux) J. C. Hickman
variety
Persicaria amphibia
(L.) Delarbre var.
stipulacea
(N. Coleman) H. Hara
Genus
Polygonella Michx.
Expand
Species
Polygonella articulata
(L.) Meisner
Genus
Polygonum L.
Expand
Species
Polygonum achoreum
S. F. Blake
Species
Polygonum arenastrum
Boreau
Species
Polygonum austiniae
Greene
Species
Polygonum bistortoides
Pursh
Species
Polygonum buxiforme
Small
Species
Polygonum cilinode
Michx.
Species
Polygonum coccineum
Muhl.
Species
Polygonum convolvulus
L.
Species
Polygonum cuspidatum
Siebold & Zucc.
Species
Polygonum douglasii
Greene
Expand
subspecies
Polygonum douglasii
Greene ssp.
spergulariiforme
(Meisner ex Small) J. C. Hickman
Species
Polygonum engelmannii
Greene
Species
Polygonum erectum
L.
Species
Polygonum hydropiper
L.
Species
Polygonum lapathifolium
L.
Expand
variety
Polygonum lapathifolium
L. var.
salicifolium
Sibth.
Species
Polygonum mite
Schrank
Species
Polygonum monspeliense
Thiéb.-Bern. ex Pers.
Species
Polygonum pensylvanicum
L.
Species
Polygonum persicaria
L.
Species
Polygonum ramosissimum
Michx.
Species
Polygonum sagittatum
L.
Species
Polygonum viviparum
L.
Species
Polygonum watsonii
Small
Species
Polygonum alaskanum (Small) W. Wight ex Hultén
Expand
variety
Polygonum alaskanum
(Small) W. Wight ex Hultén var.
glabrescens
Hultén
Species
Polygonum amphibium L.
Expand
variety
Polygonum amphibium
L. var.
stipulaceum
N. Coleman
Species
Polygonum aviculare L.
Expand
subspecies
Polygonum aviculare
L. ssp.
aviculare
subspecies
Polygonum aviculare
L. ssp.
depressum
(Meisn.) Arcang.
Species
Polygonum caurianum B. L. Rob.
Expand
subspecies
Polygonum caurianum
B. L. Rob. ssp.
caurianum
Species
Polygonum polygaloides Meisn.
Expand
subspecies
Polygonum polygaloides
Meisn. ssp.
confertiflorum
(Nutt. ex Piper) J. C. Hickman
Species
Polygonum sawatchense Small
Expand
subspecies
Polygonum sawatchense
Small subsp.
sawatchense
Genus
Reynoutria Houtt.
Expand
Species
Reynoutria japonica
Houtt.
Expand
variety
Reynoutria japonica
Houtt. var.
japonica
Genus
Rumex L.
Expand
Species
Rumex acetosa
L.
Expand
subspecies
Rumex acetosa
L. ssp.
alpestris
(Scop.) Á. Löve
Species
Rumex acetosella
L.
Expand
form
Rumex acetosella
L. forma
integrifolius
Beck
Species
Rumex arcticus
Trautv.
Species
Rumex britannica
L.
Species
Rumex confertus
Willd.
Species
Rumex crispus
L.
Species
Rumex dentatus
L.
Species
Rumex fueginus
Philippi
Species
Rumex hymenosepalus
Torr.
Species
Rumex lapponicus
(Hiitonen) Czernov
Species
Rumex longifolius
DC.
Species
Rumex mexicanus
Meisn.
Species
Rumex occidentalis
S. Wats.
Expand
variety
Rumex occidentalis
S. Wats. var.
fenestratus
(Greene) Lepage
Species
Rumex sibiricus
Hultén
Species
Rumex stenophyllus
Ledeb.
Species
Rumex triangulivalvis
(Danser) Rech. f.
Species
Rumex venosus
Pursh
Species
Rumex maritimus L.
Expand
variety
Rumex maritimus
L. var.
fueginus
(Phil.) Dusén
Species
Rumex salicifolius Weinm.
Expand
subspecies
Rumex salicifolius
Weinm. ssp.
mexicanus
(Meisn.) E. Murray
subspecies
Rumex salicifolius
Weinm. ssp.
triangulivalvis
Danser
variety
Rumex salicifolius
Weinm. var.
mexicanus
(Meisn.) C. L. Hitchc.
Family
Portulacaceae
Expand
Genus
Portulaca L.
Expand
Species
Portulaca oleracea
L.
Family
Sarcobataceae
Expand
Genus
Sarcobatus Nees
Expand
Species
Sarcobatus vermiculatus
(Hook.) Torr.
Family
Simmondsiaceae
Expand
Genus
Simmondsia Nutt.
Expand
Species
Simmondsia chinensis
(Link) C. K. Schneid.
Family
Tamaricaceae
Expand
Genus
Myricaria Desv.
Expand
Species
Myricaria dahurica
DC.
Species
Myricaria longifolia
Ehrenb.
Genus
Tamarix L.
Expand
Species
Tamarix chinensis
Lour.
Species
Tamarix elongata
Ledeb.
Species
Tamarix gallica
L.
Species
Tamarix laxa
Willd.
Species
Tamarix pentandra
Pall.
Species
Tamarix ramosissima
Ledeb.
Order
Celastrales
Expand
Family
Celastraceae
Expand
Subfamily
Parnassioideae
Expand
Genus
Parnassia L.
Expand
Species
Parnassia asarifolia
Vent.
Species
Parnassia caroliniana
Michx.
Species
Parnassia fimbriata
K. D. Koenig
Expand
variety
Parnassia fimbriata
K. D. Koenig var.
fimbriata
Species
Parnassia glauca
Raf.
Species
Parnassia kotzebuei
Cham. & Schltdl. ex Spreng.
Species
Parnassia montanensis
Fern. & Rydb.
Species
Parnassia palustris
L.
Expand
subspecies
Parnassia palustris
L. ssp.
neogaea
(Fern.) Hultén
variety
Parnassia palustris
L. var.
montanensis
C. L. Hitchc.
variety
Parnassia palustris
L. var.
neogaea
Fernald
variety
Parnassia palustris
L. var.
tenuis
Wahlenb.
Species
Parnassia parviflora
DC.
Genus
Canotia Torr.
Expand
Species
Canotia holacantha
Torr.
Genus
Celastrus L.
Expand
Species
Celastrus scandens
L.
Genus
Euonymus L.
Expand
Species
Euonymus americanus
L.
Species
Euonymus atropurpureus
Jacq.
Species
Euonymus bungeanus
Maxim.
Species
Euonymus europaeus
L.
Species
Euonymus lanceifolius
Loes.
Species
Euonymus obovatus
Nutt.
Species
Euonymus occidentalis
Nutt. ex Torr.
Species
Euonymus planipes
Koehne
Species
Euonymus radicans
(Miq.) Siebold ex Hand.-Mazz.
Species
Euonymus verrucosus
Scop.
Species
Euonymus yedoensis
Koehne
Genus
Pachystima Endl.
Expand
Species
Pachystima myrsinites
(Pursh) Raf.
Genus
Paxistima Raf.
Expand
Species
Paxistima myrsinites
(Pursh) Raf.
Order
Cornales
Expand
Family
Cornaceae
Expand
Genus
Cornus L.
Expand
Species
Cornus alba
L.
Species
Cornus alternifolia
L. f.
Species
Cornus amomum
Mill.
Species
Cornus asperifolia
Michx.
Species
Cornus bretschneideri
L. Henry
Species
Cornus canadensis
L.
Species
Cornus canadensis
L. ×
Cornus suecica
L.
Species
Cornus controversa
Hemsl.
Species
Cornus kousa
F. Buerger ex Miq.
Species
Cornus mas
L.
Species
Cornus nuttallii
Audubon
Species
Cornus obliqua
Raf.
Species
Cornus occidentalis
(Torrey & A. Gray) Coville
Species
Cornus officinalis
Siebold & Zucc.
Species
Cornus racemosa
Lam.
Species
Cornus rugosa
Lam.
Species
Cornus sanguinea
L.
Species
Cornus sericea
L.
Species
Cornus suecica
L.
Species
Cornus unalaschkensis
Ledeb.
Species
Cornus stolonifera Michx.
Expand
form
Cornus stolonifera
Michx. forma
azurea
Lepage
form
Cornus stolonifera
Michx. forma
flaviramea
(Späth ex Koehne) Rickett
Family
Hydrangeaceae
Expand
Genus
Deutzia Thunb.
Expand
Species
Deutzia gracilis
Siebold & Zucc.
Species
Deutzia grandiflora
Bunge
Species
Deutzia hypoleuca
Maxim.
Genus
Hydrangea L.
Expand
Species
Hydrangea arborescens
L.
Species
Hydrangea cinerea
Small
Species
Hydrangea paniculata
Siebold
Species
Hydrangea quercifolia
W. Bartram
Species
Hydrangea radiata
Walter
Genus
Jamesia Torr. & A. Gray
Expand
Species
Jamesia americana
Torr. & A. Gray
Genus
Philadelphus L.
Expand
Species
Philadelphus californicus
Benth.
Species
Philadelphus coronarius
L.
Species
Philadelphus gordonianus
Lindl.
Species
Philadelphus grandiflorus
Willd.
Species
Philadelphus hirsutus
Nutt.
Species
Philadelphus inodorus
L.
Species
Philadelphus laxus
Schrad. ex DC.
Species
Philadelphus lemoinei
Hort. ex Wien.
Species
Philadelphus microphyllus
A. Gray
Species
Philadelphus sericanthus
Koehne
Species
Philadelphus subcanus
Koehne
Species
Philadelphus tomentosus
Wall. ex G. Don
Genus
Whipplea Torr.
Expand
Species
Whipplea modesta
Torr.
Family
Loasaceae
Expand
Genus
Mentzelia
laevicaulis (Douglas ex Hook.) Torr. & A. Gray
Expand
variety
Mentzelia laevicaulis
(Douglas ex Hook.) Torr. & A. Gray var.
parviflora
C. L. Hitchc.
Genus
Caiophora C. Presl
Expand
Species
Caiophora chuquitensis
(Meyen) Urb. & Gilg
Genus
Eucnide Zuccarini
Expand
Species
Eucnide urens
Parry
Genus
Mentzelia L.
Expand
Species
Mentzelia albicaulis
(Douglas ex Hook.) Douglas ex Torr. & A. Gray
Species
Mentzelia argillosa
J. Darl.
Species
Mentzelia californica
H. J. Thomps. & J. Roberts
Species
Mentzelia decapetala
(Pursh) Urb. & Gilg
Species
Mentzelia dispersa
S. Wats.
Species
Mentzelia humilis
J. Darl.
Species
Mentzelia lindleyi
Torr. & A. Gray
Species
Mentzelia multiflora
(Nutt.) A. Gray
Species
Mentzelia nitens
Greene
Species
Mentzelia nuda
(Pursh) Torr. & A. Gray
Species
Mentzelia oligosperma
Nutt.
Species
Mentzelia stricta
(Osterh.) Stevens ex Jeffs & Little
Species
Mentzelia thompsonii
Glad
Genus
Petalonyx A. Gray
Expand
Species
Petalonyx thurberi
A. Gray
Family
Nyssaceae
Expand
Genus
Nyssa L.
Expand
Species
Nyssa aquatica
L.
Species
Nyssa sylvatica
Marshall
Expand
variety
Nyssa sylvatica
Marshall var.
caroliniana
(Poir.) Fernald
Order
Crossosomatales
Expand
Family
Crossosomataceae
Expand
Genus
Crossosoma Nutt.
Expand
Species
Crossosoma bigelovii
S. Wats.
Genus
Glossopetalon A. Gray
Expand
Species
Glossopetalon spinescens
A. Gray
Species
Glossopetalon stipuliferum
H. St. John
Family
Staphyleaceae
Expand
Genus
Staphylea L.
Expand
Species
Staphylea pinnata
L.
Species
Staphylea trifolia
L.
Order
Cucurbitales
Expand
Family
Cucurbitaceae
Expand
Genus
Bryonia L.
Expand
Species
Bryonia cretica L.
Expand
subspecies
Bryonia cretica
L. ssp.
dioica
(Jacq.) Tutin
Genus
Coccinia Wight & Arn.
Expand
Species
Coccinia trilobata
C. Jeffrey
Genus
Cucumis L.
Expand
Species
Cucumis melo
L.
Genus
Cucurbita L.
Expand
Species
Cucurbita foetidissima
Kunth
Species
Cucurbita palmata
S. Watson
Species
Cucurbita pepo
L.
Genus
Echinocystis Torr. & A. Gray
Expand
Species
Echinocystis fabacea
Naudin
Species
Echinocystis lobata
(Michx.) Torr. & A. Gray
Species
Echinocystis macrocarpa
Greene
Genus
Lagenaria Ser.
Expand
Species
Lagenaria abyssinica
(Hook. f.) C. Jeffrey
Genus
Marah Kellogg
Expand
Species
Marah gilensis
(Greene) Greene
Species
Marah macrocarpus
Greene
Species
Marah oregana
(Torrey & S. Watson) Howell
Genus
Zehneria Endl.
Expand
Species
Zehneria scabra
(L. f.) Sond.
Family
Datiscaceae
Expand
Genus
Datisca L.
Expand
Species
Datisca glomerata
(C. Presl) Baill.
Order
Dipsacales
Expand
Family
Caprifoliaceae
Expand
Subfamily
Caprifolioideae
Expand
Genus
Lonicera L.
Expand
Species
Lonicera altmannii
Regel & Schmalh.
Species
Lonicera caerulea
L.
Expand
variety
Lonicera caerulea
L. var.
altaica
Pall.
variety
Lonicera caerulea
L. var.
villosa
(Michx.) Torr. & A. Gray
Species
Lonicera canadensis
Bartram ex Marshall
Species
Lonicera chaetocarpa
(Batalin ex Rehder) Rehder
Species
Lonicera chamissoi
Bunge ex P. Kir.
Species
Lonicera chrysantha
Turcz. ex Ledeb.
Species
Lonicera ciliosa
(Pursh) Poiret ex DC.
Species
Lonicera conjugialis
Kellogg
Species
Lonicera deflexicalyx
Batalin
Species
Lonicera demissa
Rehder
Species
Lonicera ferdinandii
Franch.
Species
Lonicera fragrantissima
Lindl. & Paxton
Species
Lonicera glaucescens
Rydb.
Species
Lonicera gracilipes
Miq.
Species
Lonicera gynochlamydea
Hemsl.
Species
Lonicera hispida
Pall. ex Roem. & Schult.
Species
Lonicera hispidula
(Lindley) Douglas ex Torrey & A. Gray
Species
Lonicera koehneana
Rehder
Species
Lonicera korolkowii
Stapf
Species
Lonicera lanceolata
Wall.
Species
Lonicera ledebourii
Eschsch.
Species
Lonicera maackii
(Rupr.) Maxim.
Expand
variety
Lonicera maackii
(Rupr.) Maxim. var.
erubescens
Rehder
form
Lonicera maackii
(Rupr.) Maxim. forma
podocarpa
Franch. ex Rehder
Species
Lonicera maximowiczii
(Rupr.) Regel
Expand
variety
Lonicera maximowiczii
(Rupr.) Regel var.
sachalinensis
Fr. Schmidt
Species
Lonicera microphylla
Willd. ex Roem. & Schult.
Species
Lonicera minutifolia
Kitam.
Species
Lonicera morrowii
A. Gray
Species
Lonicera myrtillus
Hook. f. & Thomson
Species
Lonicera nervosa
Maxim.
Species
Lonicera nigra
L.
Species
Lonicera obovata
Royle ex Hook.f. & Thomson
Species
Lonicera orientalis
Lam.
Species
Lonicera ovalis
Batalin
Species
Lonicera pileata
Oliv.
Species
Lonicera praeflorens
Batalin
Species
Lonicera prostrata
Rehder
Species
Lonicera quinquelocularis
Hard.
Species
Lonicera ruprechtiana
Regel
Expand
variety
Lonicera ruprechtiana
Regel var.
calvescens
Rehder
Species
Lonicera tatarica
L.
Species
Lonicera tatsienensis
Franch.
Species
Lonicera tenuipes
Nakai
Species
Lonicera thibetica
Bureau & Franch.
Species
Lonicera tragophylla
Hemsl.
Species
Lonicera trichosantha
Bureau & Franch.
Species
Lonicera utahensis
S. Wats.
Species
Lonicera villosa
(Michx.) Roem. & Schult.
Species
Lonicera webbiana
Wall. ex DC.
Species
Lonicera xerocalyx
Diels
Species
Lonicera xylosteoides
Tausch
Species
Lonicera xylosteum
L.
Species
Lonicera × minutiflora
Zabel
Species
Lonicera × notha
Zabel
Species
Lonicera ×bella
Zabel
Species
Lonicera dioica L.
Expand
variety
Lonicera dioica
L. var.
glaucescens
(Rydb.) Butters
Species
Lonicera rupicola Hook. f. & Thomson
Expand
variety
Lonicera rupicola
Hook. f. & Thomson var.
syringantha
(Maxim.) Zabel
Genus
Symphoricarpos Duhamel
Expand
Species
Symphoricarpos albus
(L.) S. F. Blake
Expand
variety
Symphoricarpos albus
(L.) S. F. Blake var.
pauciflorus
(J. W. Robbins) S. F. Blake
Species
Symphoricarpos occidentalis
Hook.
Species
Symphoricarpos oreophilus
A. Gray
Species
Symphoricarpos mollis Nuttall
Expand
variety
Symphoricarpos mollis
Nuttall var.
hesperius
(G. N. Jones) Cronquist
Subfamily
Dipsacoideae
Expand
Genus
Cephalaria Schrad. ex Schult. & Schult. f.
Expand
Species
Cephalaria syriaca
Schrad.
Genus
Dipsacus L.
Expand
Species
Dipsacus asper
Wall. ex C. B. Clarke
Species
Dipsacus azureus
Schrenk
Species
Dipsacus pinnatifidus
Steud. ex A. Rich.
Species
Dipsacus sylvestris
Huds.
Genus
Knautia L.
Expand
Species
Knautia arvensis
(L.) Coult.
Genus
Pterocephalus Adans.
Expand
Species
Pterocephalus afghanicus
Boiss.
Genus
Scabiosa L.
Expand
Species
Scabiosa columbaria
L.
Species
Scabiosa graminifolia
L.
Species
Scabiosa micrantha
Desf.
Species
Scabiosa succisa
L.
Genus
Succisa Haller
Expand
Species
Succisa pratensis
Moench
Subfamily
Linnaeoideae
Expand
Genus
Kolkwitzia Graebn.
Expand
Species
Kolkwitzia amabilis
Graebn.
Genus
Linnaea Gronov
Expand
Species
Linnaea borealis L.
Expand
subspecies
Linnaea borealis
L. ssp.
americana
(Forbes) Hultén
variety
Linnaea borealis
L. var.
americana
(Forbes) Rehder
Subfamily
Morinoideae
Expand
Genus
Morina L.
Expand
Species
Morina kokanica
Regel
Subfamily
Valerianoideae
Expand
Genus
Centranthus DC.
Expand
Species
Centranthus ruber
(L.) DC.
Genus
Patrinia Juss.
Expand
Species
Patrinia sibirica
(L.) Jussieu
Genus
Plectritis (Lindl.) DC.
Expand
Species
Plectritis ciliosa
(Greene) Jeps.
Species
Plectritis congesta
(Lindl.) DC.
Species
Plectritis macrocera
Torr. & A. Gray
Genus
Valeriana L.
Expand
Species
Valeriana arizonica
A. Gray
Species
Valeriana capitata
Pall. ex Link
Species
Valeriana columbiana
Piper
Species
Valeriana occidentalis
A. Heller
Species
Valeriana officinalis
L.
Species
Valeriana pratensis
Dierb. ex Walter
Species
Valeriana sambucifolia
Mikan f.
Expand
subspecies
Valeriana sambucifolia
Mikan f. ssp.
salina
Nordh.
Species
Valeriana scouleri
Rydb.
Species
Valeriana septentrionalis
Rydb.
Species
Valeriana sitchensis
Bong.
Expand
subspecies
Valeriana sitchensis
Bong. ssp.
sitchensis
Species
Valeriana turczaninovii
Grubov
Species
Valeriana uliginosa
(Torr. & A. Gray) Rydb. ex Britton
Species
Valeriana acutiloba Rydb.
Expand
variety
Valeriana acutiloba
Rydb. var.
pubicarpa
(Rydb.) Cronquist
Species
Valeriana dioica L.
Expand
subspecies
Valeriana dioica
L. ssp.
sylvatica
(S. Watson) F. G. Mey.
Species
Valeriana edulis Nutt. ex Torr. & A. Gray
Expand
variety
Valeriana edulis
Nutt. ex Torr. & A. Gray var.
edulis
Genus
Valerianella Mill.
Expand
Species
Valerianella anomala
A. Gray
Species
Valerianella congesta
Lindl.
Species
Valerianella dactylophylla
Boiss. & Hohen.
Species
Valerianella locusta
(L.) Betcke
Species
Valerianella olitoria
(L.) Pollich
Species
Valerianella woodsiana
(Torr. & A. Gray) Walp.
Species
Valerianella radiata Dufr.
Expand
variety
Valerianella radiata
Dufr. var.
radiata
Species
Valerianella stenocarpa Krok
Expand
variety
Valerianella stenocarpa
Krok var.
parviflora
Dyal
Family
Diervillaceae
Expand
Genus
Diervilla Mill.
Expand
Species
Diervilla lonicera
Miller
Species
Diervilla rivularis
Gatt.
Species
Diervilla sessilifolia
Buckley
Family
Viburnaceae
Expand
Genus
Adoxa L.
Expand
Species
Adoxa moschatellina
L.
Genus
Sambucus L.
Expand
Species
Sambucus caerulea
Raf.
Species
Sambucus ebulus
L.
Species
Sambucus melanocarpa
A. Gray
Species
Sambucus nigra L.
Expand
subspecies
Sambucus nigra
L. ssp.
cerulea
(Raf.) Bolli
Species
Sambucus racemosa L.
Expand
subspecies
Sambucus racemosa
L. subsp.
pubens
(Michaux) Hultén
variety
Sambucus racemosa
L. var.
leucocarpa
(Torr. & A. Gray) Cronquist
variety
Sambucus racemosa
L. var.
melanocarpa
(A. Gray) McMinn
variety
Sambucus racemosa
L. var.
pubens
(Michx.) Koehne
variety
Sambucus racemosa
L. var.
racemosa
Genus
Viburnum L.
Expand
Species
Viburnum cassinoides
L.
Species
Viburnum edule
(Michx.) Raf.
Species
Viburnum lantana
L.
Species
Viburnum opulus
L.
Expand
subspecies
Viburnum opulus
L. ssp.
trilobum
(Marshall) R. T. Clausen
variety
Viburnum opulus
L. var.
opulus
Species
Viburnum pauciflorum
Raf.
Species
Viburnum rafinesquianum
Schultes
Order
Ericales
Expand
Family
Balsaminaceae
Expand
Genus
Impatiens L.
Expand
Species
Impatiens balsamina
L.
Species
Impatiens biflora
Willd.
Species
Impatiens capensis
Meerb.
Expand
form
Impatiens capensis
Meerb. forma
capensis
form
Impatiens capensis
Meerb. forma
immaculata
Fernald & B. G. Schub.
Species
Impatiens glandulifera
Royle
Species
Impatiens meruensis
Gilg
Species
Impatiens noli-tangere
L.
Species
Impatiens pallida
Nutt.
Species
Impatiens parviflora
DC.
Species
Impatiens rubromaculata
Warb.
Family
Clethraceae
Expand
Genus
Clethra L.
Expand
Species
Clethra acuminata
Michx.
Species
Clethra alnifolia
L.
Species
Clethra canescens
Herb. Reinw. ex Blume
Family
Cyrillaceae
Expand
Genus
Cyrilla Garden ex L.
Expand
Species
Cyrilla racemiflora
L.
Family
Diapensiaceae
Expand
Genus
Diapensia L.
Expand
Species
Diapensia lapponica
L.
Species
Diapensia obovata
(F. Schmidt) Nakai
Genus
Galax Sims
Expand
Species
Galax aphylla
L.
Genus
Pyxidanthera Michx.
Expand
Species
Pyxidanthera barbulata
Michx.
Family
Ebenaceae
Expand
Genus
Diospyros L.
Expand
Species
Diospyros hillebrandii
Fosberg
Species
Diospyros virginiana
L.
Genus
Euclea L.
Expand
Species
Euclea divinorum
Hiern
Family
Ericaceae
Expand
Genus
Allotropa Torr. & A. Gray
Expand
Species
Allotropa virgata
Torr. & A. Gray
Genus
Andromeda L.
Expand
Species
Species
Andromeda glaucophylla
Link
Species
Andromeda polifolia
L.
Expand
subspecies
Andromeda polifolia
L. ssp.
polifolia
variety
Andromeda polifolia
L. var.
polifolia
variety
Andromeda polifolia
L. var.
Genus
Arbutus L.
Expand
Species
Arbutus menziesii
Pursh
Genus
Arctostaphylos Adans.
Expand
Species
Arctostaphylos columbiana
Piper
Species
Arctostaphylos alpina (L.) Spreng.
Expand
variety
Arctostaphylos alpina
(L.) Spreng. var.
rubra
(Rehder & E. H. Wilson) Bean
Species
Arctostaphylos uva-ursi (L.) Spreng.
Expand
subspecies
Arctostaphylos uva-ursi
(L.) Spreng. ssp.
adenotricha
(Fern. & J. F. Macbr.) Calder & Roy L. Taylor
subspecies
Arctostaphylos uva-ursi
(L.) Spreng. ssp.
longipilosa
Packer & Denford
subspecies
Arctostaphylos uva-ursi
(L.) Spreng. ssp.
stipitata
Packer & Denford
subspecies
Arctostaphylos uva-ursi
(L.) Spreng. ssp.
uva-ursi
Genus
Arctous (A. Gray) Nied.
Expand
Species
Arctous rubra
(Rehder & E.H. Wilson) Nakai
Genus
Calluna Salisb.
Expand
Species
Calluna vulgaris
(L.) Hull
Genus
Cassiope D. Don
Expand
Species
Cassiope lycopodioides
(Pall.) D. Don
Species
Cassiope mertensiana
(Bong.) G. Don
Species
Cassiope tetragona
(L.) D. Don
Expand
subspecies
Cassiope tetragona
(L.) D. Don ssp.
saximontana
(Small) A. E. Porsild
subspecies
Cassiope tetragona
(L.) D. Don ssp.
tetragona
Genus
Chamaedaphne Moench
Expand
Species
Chamaedaphne calyculata
(L.) Moench
Genus
Chimaphila Pursh
Expand
Species
Chimaphila menziesii
(R. Br.) Spreng.
Species
Chimaphila umbellata (L.) W. P. C. Barton
Expand
subspecies
Chimaphila umbellata
(L.) W. P. C. Barton ssp.
occidentalis
(Rydb.) Hultén
variety
Chimaphila umbellata
(L.) W. P. C. Barton var.
cisatlantica
S. F. Blake
variety
Chimaphila umbellata
(L.) W. P. C. Barton var.
occidentalis
(Rydb.) S. F. Blake
Genus
Cladothamnus Bong.
Expand
Species
Cladothamnus pyroliflorus
Bong.
Genus
Corema D. Don
Expand
Species
Corema conradii
(Torr.) Torr. ex Loudon
Genus
Empetrum L.
Expand
Species
Empetrum eamesii
Fernald & Wiegand
Species
Empetrum hermaphroditum
Hagerup
Species
Empetrum nigrum
L.
Expand
subspecies
Empetrum nigrum
L. ssp.
hermaphroditum
(Hagerup) Böcher
variety
Empetrum nigrum
L. var.
hermaphroditum
(Hagerup) T. J. Sørensen
variety
Empetrum nigrum
L. var.
purpureum
(Raf.) A. DC.
Species
Empetrum sibiricum
V. N. Vassil.
Genus
Gaultheria L.
Expand
Species
Gaultheria hispidula
(L.) Muhl. ex Bigelow
Species
Gaultheria humifusa
(Graham) Rydb.
Species
Gaultheria shallon
Pursh
Genus
Gaylussacia Kunth
Expand
Species
Gaylussacia dumosa
(Andrews) A. Gray
Species
Gaylussacia resinosa
(Aiton) Torr. & A. Gray
Genus
Kalmia L.
Expand
Species
Kalmia microphylla
(Hook.) A. Heller
Expand
subspecies
Kalmia microphylla
(Hook.) A. Heller ssp.
occidentalis
(Small) Roy L. Taylor & MacBryde
variety
Kalmia microphylla
(Hook.) A. Heller var.
microphylla
Species
Kalmia polifolia
Wangenh.
Expand
variety
Kalmia polifolia
Wangenh. var.
microphylla
(Hook.) Rehder
Species
Kalmia angustifolia L.
Expand
variety
Kalmia angustifolia
L. var.
angustifolia
Genus
Ledum L.
Expand
Species
Ledum decumbens
(Aiton) Lodd. ex Steud.
Species
Ledum glandulosum
Nutt.
Species
Ledum groenlandicum
Oeder
Species
Ledum palustre L.
Expand
subspecies
Ledum palustre
L. ssp.
decumbens
(Ait.) Hultén
subspecies
Ledum palustre
L. ssp.
groenlandicum
(Oeder) Hultén
variety
Ledum palustre
L. var.
decumbens
Aiton
Genus
Menziesia Sm.
Expand
Species
Menziesia ferruginea
Sm.
Expand
subspecies
Menziesia ferruginea
Sm. ssp.
ferruginea
subspecies
Menziesia ferruginea
Sm. ssp.
glabella
(A. Gray) Calder & Roy L. Taylor
Genus
Moneses Salisb. ex Gray
Expand
Species
Moneses uniflora
(L.) A. Gray
Expand
subspecies
Moneses uniflora
(L.) A. Gray ssp.
reticulata
(Nutt.) Calder & Roy L. Taylor
Genus
Monotropa L.
Expand
Species
Monotropa uniflora
L.
Genus
Orthilia Raf.
Expand
Species
Orthilia secunda
(L.) House
Expand
subspecies
Orthilia secunda
(L.) House ssp.
obtusata
(Turcz.) Böcher
Genus
Oxycoccus Hill
Expand
Species
Oxycoccus microcarpus
Turcz. ex Rupr.
Species
Oxycoccus palustris
Pers.
Species
Oxycoccus quadripetalus
Gilib.
Genus
Phyllodoce Salisb.
Expand
Species
Phyllodoce empetriformis
(Smith) D. Don
Species
Phyllodoce glanduliflora
(Hook.) Coville
Species
Phyllodoce × intermedia
(Hook.) Camp
Genus
Pleuricospora A. Gray
Expand
Species
Pleuricospora fimbriolata
A. Gray
Genus
Pterospora Nutt.
Expand
Species
Pterospora andromedea
Nutt.
Genus
Pyrola L.
Expand
Species
Pyrola aphylla
Sm.
Species
Pyrola asarifolia
Michx.
Expand
subspecies
Pyrola asarifolia
Michx. ssp.
bracteata
(Hook.) Haber
variety
Pyrola asarifolia
Michx. var.
incarnata
(DC.) Fernald
variety
Pyrola asarifolia
Michx. var.
purpurea
(Bunge) Fernald
Species
Pyrola chlorantha
Sw.
Species
Pyrola dentata
Sm.
Expand
variety
Pyrola dentata
Sm. var.
integra
A. Gray
Species
Pyrola elliptica
Nutt.
Species
Pyrola grandiflora
Radius
Expand
variety
Pyrola grandiflora
Radius var.
canadensis
(Andres) A. E. Porsild
Species
Pyrola minor
L.
Species
Pyrola rotundifolia
L.
Species
Pyrola uliginosa
Torr. & A. Gray
Species
Pyrola virens
Schweigg.
Species
Pyrola secunda L.
Expand
subspecies
Pyrola secunda
L. ssp.
obtusata
(Turcz.) Hultén
Genus
Rhododendron L.
Expand
Species
Rhododendron albiflorum
Hook.
Species
Rhododendron groenlandicum
(Oeder) Kron & Judd
Species
Rhododendron neoglandulosum
Harmaja
Species
Rhododendron tomentosum Harmaja
Expand
subspecies
Rhododendron tomentosum
Harmaja ssp.
decumbens
(Aiton) Elven & D. F. Murray
Genus
Vaccinium L.
Expand
Species
Vaccinium angustifolium
Aiton
Species
Vaccinium caespitosum
Michx.
Species
Vaccinium membranaceum
Douglas ex Hook.
Species
Vaccinium microcarpum
(Turcz. ex Rupr.) Schmalh.
Species
Vaccinium myrtilloides
Michx.
Species
Vaccinium myrtillus
L.
Species
Vaccinium ovatum
Pursh
Species
Vaccinium oxycoccus
L.
Species
Vaccinium oxycoccus
L. ×
Vaccinium microcarpum
(Turcz. ex Rupr.) Schmalh.
Species
Vaccinium parvifolium
Sm.
Species
Vaccinium scoparium
Leiberg ex Coville
Species
Vaccinium vitis-idaea
L.
Expand
subspecies
Vaccinium vitis-idaea
L. ssp.
minus
(Lodd., G. Lodd. & W. Lodd.) Hultén
variety
Vaccinium vitis-idaea
L. var.
minus
Lodd.
Family
Fouquieriaceae
Expand
Genus
Fouquieria Kunth
Expand
Species
Fouquieria splendens
Engelm.
Family
Polemoniaceae
Expand
Genus
Leptosiphon
Benth.
Genus
Collomia Nutt.
Expand
Species
Collomia linearis
Nutt.
Genus
Eriastrum Wooton & Standl.
Expand
Species
Eriastrum diffusum
(A. Gray) H. Mason
Genus
Gymnosteris Greene
Expand
Species
Gymnosteris nudicaulis
(Hook. & Arn.) Greene
Genus
Ipomopsis Michx.
Expand
Species
Ipomopsis aggregata
(Pursh) V. E. Grant
Genus
Microsteris Greene
Expand
Species
Microsteris gracilis
(Hooker) Greene
Species
Microsteris humilis
Greene
Genus
Navarettia R. Hedw.
Expand
Species
Navarretia minima
Nutt.
Species
Navarretia leucocephala Benth.
Expand
subspecies
Navarretia leucocephala
Benth. ssp.
minima
(Nutt.) A. G. Day
Genus
Phlox L.
Expand
Species
Phlox alaskensis
Jordal
Species
Phlox alyssifolia
Greene
Species
Phlox gracilis
(Douglas ex Hook.) Greene
Species
Phlox hoodii
Richardson
Species
Phlox longifolia
Nuttall
Species
Phlox richardsonii
Hook.
Species
Phlox diffusa Benth.
Expand
variety
Phlox diffusa
Benth. var.
longistylis
(Wherry) M. Peck
Genus
Polemonium L.
Expand
Species
Polemonium acutiflorum
Willd. ex Roem. & Schult.
Species
Polemonium boreale
Adams
Expand
subspecies
Polemonium boreale
Adams ssp.
boreale
Species
Polemonium caeruleum
L.
Species
Polemonium pulcherrimum
Hook.
Species
Polemonium viscosum
Nutt.
Family
Primulaceae
Expand
Genus
Aegiceras Gaertn.
Expand
Species
Aegiceras corniculatum
(L.) Blanco
Genus
Anagallis L.
Expand
Species
Anagallis arvensis
L.
Genus
Androsace L.
Expand
Species
Androsace chamaejasme
Wulfén ex Host
Expand
subspecies
Androsace chamaejasme
Wulfén ex Host ssp.
andersonii
(Hultén) Hultén
subspecies
Androsace chamaejasme
Wulfén ex Host ssp.
lehmanniana
(Spreng.) Hultén
variety
Androsace chamaejasme
Wulfén ex Host var.
arctica
R. Knuth
Species
Androsace lehmanniana
Spreng.
Species
Androsace occidentalis
Pursh
Species
Androsace puberulenta
Rydb.
Species
Androsace septentrionalis
L.
Expand
variety
Androsace septentrionalis
L. var.
diffusa
(Small) R. Knuth
variety
Androsace septentrionalis
L. var.
puberulenta
(Rydb.) R. Knuth
variety
Androsace septentrionalis
L. var.
subumbellata
A. Nelson
Genus
Dodecatheon L.
Expand
Species
Dodecatheon conjugens
Greene
Expand
variety
Dodecatheon conjugens
Greene var.
viscidum
(Piper) H. Mason ex H. St. John
Species
Dodecatheon dentatum
Hook.
Species
Dodecatheon frigidum
Cham. & Schltdl.
Species
Dodecatheon hendersonii
A. Gray
Expand
subspecies
Dodecatheon hendersonii
A. Gray ssp.
hendersonii
Species
Dodecatheon jeffreyi
Van Houtte
Expand
subspecies
Dodecatheon jeffreyi
Van Houtte ssp.
jefferyi
Species
Dodecatheon pauciflorum
Greene
Species
Dodecatheon radicatum
Greene
Species
Dodecatheon pulchellum (Raf.) Merr.
Expand
variety
Dodecatheon pulchellum
(Raf.) Merr. var.
cusickii
(Greene) Reveal
variety
Dodecatheon pulchellum
(Raf.) Merr. var.
pulchellum
Genus
Glaux L.
Expand
Species
Glaux maritima
L.
Genus
Hottonia L.
Expand
Species
Hottonia palustris
L.
Genus
Lysimachia L.
Expand
Species
Lysimachia borealis
(Rafinesque) U. Manns & Anderberg
Species
Lysimachia ciliata
L.
Species
Lysimachia europaea
(L.) U. Manns & Anderberg
Species
Lysimachia glutinosa
Rock
Species
Lysimachia kalalauensis
Skottsb.
Species
Lysimachia nemorum
L.
Species
Lysimachia nummularia
L.
Species
Lysimachia pendens
K. Marr
Species
Lysimachia remyi
Hillebr. ssp.
caliginis
(H. St. John) K. Marr ×
Lysimachia remyi
Hillebr. ssp.
kipahuluensis
(H. St. John) K. Marr
Species
Lysimachia terrestris
(L.) Britton, Sterns & Poggenb.
Species
Lysimachia thyrsiflora
L.
Species
Lysimachia waianaeensis
H. St. John
Species
Lysimachia remyi Hillebr.
Expand
subspecies
Lysimachia remyi
Hillebr. ssp.
caliginis
(H. St. John) K. Marr
subspecies
Lysimachia remyi
Hillebr. ssp.
kipahuluensis
(H. St. John) K. Marr
subspecies
Lysimachia remyi
Hillebr. ssp.
remyi
subspecies
Lysimachia remyi
Hillebr. ssp.
subherbacea
(H. St. John) K. Marr
Genus
Primula L.
Expand
Species
Primula elatior
Hill
Species
Primula incana
M. E. Jones
Species
Primula malacoides
Franch.
Species
Primula mistassinica
Michx.
Species
Primula conjugens (Greene) A. R. Mast & Reveal
Expand
variety
Primula conjugens
(Greene) A. R. Mast & Reveal var.
conjugens
variety
Primula conjugens
(Greene) A. R. Mast & Reveal var.
viscida
(Piper) A. R. Mast & Reveal
Species
Primula egaliksensis Wormsk.
Expand
form
Primula egaliksensis
Wormsk. forma
violacea
Fernald
Species
Primula pauciflora (Greene) A. R. Mast & Reveal
Expand
variety
Primula pauciflora
(Greene) A. R. Mast & Reveal var.
pauciflora
Genus
Trientalis L.
Expand
Species
Trientalis borealis
Raf.
Species
Trientalis europaea
L.
Expand
subspecies
Trientalis europaea
L. ssp.
arctica
(Fisch. ex Hook.) Hultén
Species
Trientalis latifolia
Hook.
Family
Sapotaceae
Expand
Genus
Bumelia Sw.
Expand
Species
Bumelia lanuginosa
(Michx.) Pers.
Genus
Mimusops L.
Expand
Species
Mimusops discolor
(Sond.) Hartog
Species
Mimusops emarginata
(L.) Britton
Species
Mimusops fruticosa
A. DC.
Genus
Pouteria Aubl.
Expand
Species
Pouteria ucuqui
Pires & R. E. Schult.
Genus
Sideroxylon L.
Expand
Species
Sideroxylon inerme
L.
Family
Sarraceniaceae
Expand
Genus
Darlingtonia Torr.
Expand
Species
Darlingtonia californica
Torr.
Genus
Sarracenia L.
Expand
Species
Sarracenia drummondii
H. B. Croom
Species
Sarracenia flava
L.
Species
Sarracenia purpurea
L.
Family
Styracaceae
Expand
Genus
Halesia J. Ellis ex L.
Expand
Species
Halesia carolina
L.
Genus
Styrax L.
Expand
Species
Styrax grandifolius
Aiton
Species
Styrax officinalis L.
Expand
variety
Styrax officinalis
L. var.
fulvescens
(Eastw.) Munz & I. M. Johnst.
Family
Symplocaceae
Expand
Genus
Symplocos Jacq.
Expand
Species
Symplocos tinctoria
(L.) L'Hér.
Family
Theaceae
Expand
Genus
Gordonia J. Ellis
Expand
Species
Gordonia lasianthus
(L.) J. Ellis
Order
Escalloniales
Expand
Family
Escalloniaceae
Expand
Genus
Abrophyllum Hook. f. ex Benth.
Expand
Species
Abrophyllum ornans
(F. Muell.) Benth.
Genus
Anopterus Labill.
Expand
Species
Anopterus glandulosus
Labill.
Species
Anopterus macleayanus
F. Muell.
Order
Fabales
Expand
Family
Fabaceae
Expand
Genus
Acacia Mill.
Expand
Species
Acacia angustissima
(Mill.) Kuntze
Species
Acacia greggii
A. Gray
Species
Acacia koa
A. Gray
Genus
Amorpha L.
Expand
Species
Amorpha canescens
Pursh
Species
Amorpha fruticosa L.
Expand
variety
Amorpha fruticosa
L. var.
angustifolia
Pursh
Genus
Anthyllis L.
Expand
Species
Anthyllis vulneraria
L.
Expand
subspecies
Anthyllis vulneraria
L. ssp.
weldeniana
(Rchb.) Cullen
Genus
Astragalus L.
Expand
Species
Astragalus aboriginorum
Richardson
Expand
variety
Astragalus aboriginorum
Richardson var.
aboriginorum
Species
Astragalus aboriginum
Richardson ex Sprengel
Species
Astragalus agrestis
Douglas ex G. Don
Species
Astragalus alpinus
L.
Expand
subspecies
Astragalus alpinus
L. ssp.
alpinus
Species
Astragalus americanus
(Hook.) M. E. Jones
Species
Astragalus australis
(L.) Lam.
Expand
variety
Astragalus australis
(L.) Lam. var.
glabriusculus
(Hooker) Isely
Species
Astragalus bisulcatus
(Hook.) A. Gray
Species
Astragalus bourgovii
A. Gray
Species
Astragalus canadensis
L.
Species
Astragalus cicer
L.
Species
Astragalus collinus
(Hooker) Douglas ex G. Don
Species
Astragalus crassicarpus
Nutt.
Species
Astragalus dasyglottis
Fisch. ex DC
Species
Astragalus drummondii
Douglas
Species
Astragalus eucosmus
B. L. Rob.
Expand
subspecies
Astragalus eucosmus
B. L. Rob. ssp.
eucosmus
Species
Astragalus filipes
Torr. ex A. Gray
Species
Astragalus flexuosus
(Hook.) Douglas ex G. Don
Species
Astragalus frigidus
(L.) A. Gray
Species
Astragalus gilviflorus
E. Sheld.
Species
Astragalus gracilis
Nuttall
Species
Astragalus kentrophyta
A. Gray
Species
Astragalus missouriensis
Nutt.
Species
Astragalus mongholicus
Bunge
Species
Astragalus nuttallianus
DC.
Species
Astragalus pectinatus
Boiss.
Species
Astragalus purshii
Douglas ex Hook.
Species
Astragalus richardsonii
E. Sheld.
Species
Astragalus robbinsii
A. Gray
Expand
variety
Astragalus robbinsii
A. Gray var.
occidentalis
S. Wats.
Species
Astragalus spatulatus
E. Sheld.
Species
Astragalus striatus
Nutt. ex Torr. & A. Gray
Species
Astragalus strictus
Graham ex Benth.
Species
Astragalus tenellus
Pursh
Species
Astragalus umbellatus
Bunge
Species
Astragalus vexilliflexus
E. Sheld.
Expand
variety
Astragalus vexilliflexus
E. Sheld. var.
vexilliflexus
Species
Astragalus adsurgens Pall.
Expand
variety
Astragalus adsurgens
Pall. var.
robustior
Hook.
Species
Astragalus calycosus Torr. ex S. Watson
Expand
variety
Astragalus calycosus
Torr. ex S. Watson var.
scaposus
(A. Gray) M. E. Jones
Species
Astragalus danicus Retz.
Expand
variety
Astragalus danicus
Retz. var.
dasyglottis
(Fisch. ex DC.) B. Boivin
Species
Astragalus laxmannii Jacq.
Expand
variety
Astragalus laxmannii
Jacq. var.
robustior
(Hook.) Barneby & S. L. Welsh
Species
Astragalus miser Douglas ex Hook.
Expand
variety
Astragalus miser
Douglas ex Hook. var.
serotinus
(A. Gray ex Cooper) Barneby
Genus
Calliandra Benth.
Expand
Species
Calliandra eriophylla
Benth.
Genus
Caragana Fabr.
Expand
Species
Caragana arborescens
Lam.
Species
Caragana boisi
Schneid.
Species
Caragana brevispina
Benth.
Species
Caragana decorticans
Hemsl.
Species
Caragana microphylla
Lam.
Species
Caragana pygmaea
(L.) DC.
Species
Caragana spinosa
(L.) Hornem.
Genus
Cicer L.
Expand
Species
Cicer arietinum
L.
Genus
Coronilla L.
Expand
Species
Coronilla varia
L.
Genus
Cytisus Desf.
Expand
Species
Cytisus hirsutus
L.
Species
Cytisus scoparius
(L.) Link
Genus
Dalea L.
Expand
Species
Dalea albiflora
A. Gray
Species
Dalea candida
Willdenow
Expand
variety
Dalea candida
Willdenow var.
oligophylla
(Torr.) Shinners
Genus
Delonix Raf.
Expand
Species
Delonix regia
(Bojer ex Hook.) Raf.
Genus
Desmodium Desv.
Expand
Species
Desmodium canadense
(L.) DC.
Species
Desmodium dillenii
Darlington
Genus
Glycyrrhiza L.
Expand
Species
Glycyrrhiza lepidota
Nutt. ex Pursh
Genus
Hedysarum L.
Expand
Species
Hedysarum alpinum
L.
Expand
subspecies
Hedysarum alpinum
L. ssp.
americanum
(Michx. ex Pursh) Fedtschenko
variety
Hedysarum alpinum
L. var.
americanum
Michx. ex Pursh
variety
Hedysarum alpinum
L. var.
philoscia
(A. Nelson) Rollins
Species
Hedysarum americanum
(Michaux ex Pursh) Britton
Species
Hedysarum boreale
Nutt.
Expand
subspecies
Hedysarum boreale
Nutt. ssp.
mackenziei
(Richardson) S. L. Welsh
variety
Hedysarum boreale
Nutt. var.
boreale
variety
Hedysarum boreale
Nutt. var.
mackenziei
(Richardson) C. L. Hitchc.
Species
Hedysarum mackenziei
Richardson
Expand
form
Hedysarum mackenziei
Richardson forma
niveum
B. Boivin
Species
Hedysarum sulphurescens
Rydb.
Genus
Lathyrus L.
Expand
Species
Lathyrus japonicus
Willdenow
Species
Lathyrus nevadensis
S. Watson
Species
Lathyrus ochroleucus
Hook.
Species
Lathyrus odoratus
L.
Species
Lathyrus pratensis
L.
Species
Lathyrus sylvestris
L.
Species
Lathyrus tuberosus
L.
Species
Lathyrus vernus
(L.) Bernh.
Species
Lathyrus maritimus (L.) Bigelow
Expand
subspecies
Lathyrus maritimus
(L.) Bigelow ssp.
pubescens
(Hartm.) C. Regel
Species
Lathyrus venosus Muhl. ex Willd.
Expand
variety
Lathyrus venosus
Muhl. ex Willd. var.
intonsus
Butters & H. St. John
Genus
Lespedeza Michx.
Expand
Species
Lespedeza capitata
Michx.
Genus
Lotus L.
Expand
Species
Lotus strigosus (Nutt.) Greene
Expand
variety
Lotus strigosus
(Nutt.) Greene var.
tomentellus
(Greene) Isely
Species
Lotus corniculatus
L.
Species
Lotus tetragonolobus
L.
Species
Lotus wrightii
(A. Gray) Greene
Genus
Lupinus L.
Expand
Species
Lupinus arboreus
Sims
Species
Lupinus arcticus
S. Wats.
Species
Lupinus argenteus
Pursh
Species
Lupinus hartwegii
Lindl.
Species
Lupinus nootkatensis
Donn ex Sims
Species
Lupinus latifolius J. Agardh
Expand
variety
Lupinus latifolius
J. Agardh var.
latifolius
Species
Lupinus lyallii A. Gray
Expand
variety
Lupinus lyallii
A. Gray var.
lobbii
(S. Watson) C. P. Sm.
Species
Lupinus sericeus Pursh
Expand
variety
form
Lupinus sericeus
Pursh forma
leucanthus
B. Boivin
Genus
Macroptilium (Benth.) Urb.
Expand
Species
Macroptilium gibbosifolium
(Ortega) A. Delgado
Genus
Medicago L.
Expand
Species
Medicago falcata
L.
Species
Medicago ignatzii
K. A. Lesins & I. Lesins
Species
Medicago lupulina
L.
Species
Medicago sativa
L.
Expand
subspecies
Medicago sativa
L. nothossp.
varia
(Martyn) Arcang.
subspecies
Medicago sativa
L. ssp.
falcata
(L.) Arcang.
subspecies
Medicago sativa
L. ssp.
glomerata
(Balb.) Tutin
Species
Medicago coronata Bartal.
Expand
form
Medicago coronata
(L.) Bartal. forma
pauciflora
I. and K. Lesins
Species
Medicago doliata Carmign.
Expand
form
Medicago doliata
Carmign. forma
terniana
I. & K. A. Lesins
Species
Medicago papillosa Boiss.
Expand
subspecies
Medicago papillosa
Boiss. ssp.
papillosa
Species
Medicago tornata (L.) Mill.
Expand
subspecies
Medicago tornata (L.) Mill. ssp. helix (Willd.)
Expand
variety
Medicago tornata (L.) Mill. ssp. helix (Willd.) var. parvicarpa I. & K. A. Lesins
Expand
form
Medicago tornata
(L.) Mill. ssp.
helix
(Willd.) var.
parvicarpa
I. & K. A. Lesins forma
parvicarpa
I. & K. A. Lesins
Species
Medicago truncatula Gaertn.
Expand
form
Medicago truncatula
Gaertn. forma
uncinata
(Willd.) I. & K. A. Lesins
Genus
Melilotus Mill.
Expand
Species
Melilotus albus
Medik.
Expand
variety
Melilotus albus
Medik. var.
albus
Species
Melilotus officinalis
(L.) Lam.
Genus
Mimosa L.
Expand
Species
Mimosa aculeaticarpa Ortega
Expand
variety
Mimosa aculeaticarpa
Ortega var.
biuncifera
(Benth.) Barneby
Genus
Onobrychis Mill.
Expand
Species
Onobrychis viciifolia
Scop.
Genus
Ononis L.
Expand
Species
Ononis arvensis
L.
Genus
Oxytropis DC.
Expand
Species
Oxytropis arctica
R. Br.
Expand
variety
Oxytropis arctica
R. Br. var.
arctica
Species
Oxytropis arctobia
Bunge
Species
Oxytropis besseyi
(Rydberg) Blankinship
Species
Oxytropis cusickii
Greenm.
Species
Oxytropis deflexa
(Pall.) DC.
Expand
subspecies
Oxytropis deflexa
(Pall.) DC. ssp.
foliolosa
(Hooker) Cody
subspecies
Oxytropis deflexa
(Pall.) DC. ssp.
sericea
(Torrey & A. Gray) Cody
variety
Oxytropis deflexa
(Pall.) DC. var.
foliolosa
(Hook.) Barneby
variety
Oxytropis deflexa
(Pall.) DC. var.
parviflora
B. Boivin
variety
Oxytropis deflexa
(Pall.) DC. var.
sericea
Torr. & A. Gray
Species
Oxytropis glutinosa
A.E. Porsild
Species
Oxytropis hudsonica
(Greene) Fernald
Species
Oxytropis hyperborea
A. E. Porsild
Species
Oxytropis lagopus
Nutt.
Species
Oxytropis maydelliana
Trautv.
Species
Oxytropis podocarpa
A. Gray
Species
Oxytropis sericea
Nutt. ex Torr. & A. Gray
Expand
variety
Oxytropis sericea
Nutt. ex Torr. & A. Gray var.
spicata
(Hook.) Barneby
Species
Oxytropis splendens
Douglas ex Hook.
Species
Oxytropis varians
(Rydb.) K. Schum.
Species
Oxytropis viscida
Nutt. ex Torr. & A. Gray
Expand
variety
Oxytropis viscida
Nutt. ex Torr. & A. Gray var.
viscida
Species
Oxytropis viscidula
(Rydb.) Tidestr.
Species
Oxytropis borealis DC.
Expand
variety
Oxytropis borealis
DC. var.
viscida
(Nuttall) S. L. Welsh
Species
Oxytropis campestris (L.) DC.
Expand
subspecies
Oxytropis campestris
(L.) DC. ssp.
jordalii
(A. E. Porsild) Hultén
variety
Oxytropis campestris
(L.) DC. var.
cusickii
(Greenm.) Barneby
variety
Oxytropis campestris
(L.) DC. var.
gracilis
(A. Nels.) Barneby
variety
Oxytropis campestris
(L.) DC. var.
jordalii
(A. E. Porsild) S. L. Welsh
variety
Oxytropis campestris
(L.) DC. var.
jordalii
(A.E. Porsild) S. L. Welsh
variety
Oxytropis campestris
(L.) DC. var.
spicata
Hooker
variety
Oxytropis campestris
(L.) DC. var.
varians
(Rydb.) Barneby
Species
Oxytropis jordalii A.E. Porsild
Expand
subspecies
Oxytropis jordalii
A.E. Porsild ssp.
jordalii
Species
Oxytropis monticola A. Gray
Expand
subspecies
Oxytropis monticola
A. Gray ssp.
monticola
Species
Oxytropis nigrescens (Pall.) Fisch. ex DC.
Expand
subspecies
Oxytropis nigrescens
(Pall.) Fisch. ex DC. ssp.
nigrescens
subspecies
Oxytropis nigrescens
(Pall.) Fisch. ex DC. ssp.
pygmaea
(Pall.) Hultén
variety
Oxytropis nigrescens
(Pall.) Fisch. ex DC. var.
nigrescens
variety
Oxytropis nigrescens
(Pall.) Fisch. ex DC. var.
uniflora
(Hook.) Barneby
Genus
Pediomelum Rydberg
Expand
Species
Genus
Petalostemon Michx.
Expand
Species
Petalostemon candidum
Michx.
Species
Petalostemon ornatum
Douglas
Species
Petalostemon purpureum
(Vent.) Rydb.
Genus
Pisum L.
Expand
Species
Pisum sativum
L.
Genus
Psoralea L.
Expand
Species
Psoralea argophylla
Pursh
Species
Psoralea esculenta
Pursh
Species
Psoralea lanceolata
Pursh
Genus
Robinia L.
Expand
Species
Robinia neomexicana
A. Gray
Species
Robinia pseudoacacia
L.
Genus
Sarothamnus Wimm.
Expand
Species
Sarothamnus scoparius
(L.) W.D.J. Koch
Genus
Strophostyles Elliott
Expand
Species
Strophostyles leiosperma
(Torrey & A. Gray) Piper
Genus
Thermopsis R. Br. ex Aiton & W.T. Aiton
Expand
Species
Thermopsis montana
Nutt.
Species
Thermopsis rhombifolia
(Nutt. ex Pursh) Richardson
Genus
Trifolium L.
Expand
Species
Trifolium arvense
L.
Species
Trifolium aureum
Pollich
Species
Trifolium beckwithii
Brewer ex S. Wats.
Species
Trifolium campestre
Schreb.
Species
Trifolium hybridum
L.
Species
Trifolium microcephalum
Pursh
Species
Trifolium montanum
L.
Species
Trifolium parryi
A. Gray
Species
Trifolium pratense
L.
Species
Trifolium repens
L.
Species
Trifolium tridentatum
Lindl.
Species
Trifolium wormskioldii
Lehm.
Genus
Ulex L.
Expand
Species
Ulex europaeus
L.
Genus
Vicia L.
Expand
Species
Vicia americana
Muhl. ex Willd.
Expand
variety
Vicia americana
Muhl. ex Willd. var.
americana
Species
Vicia angustifolia
L.
Species
Vicia cracca
L.
Species
Vicia dumentorum
L.
Species
Vicia grandiflora
Scop.
Species
Vicia tenuifolia
Roth
Species
Vicia tetrasperma
(L.) Schreb.
Species
Vicia villosa
Roth
Species
Vicia nigricans Hooker & Arnott
Expand
subspecies
Vicia nigricans
Hooker & Arnott ssp.
gigantea
(Hooker) Lassetter & C. R. Gunn
Genus
Xanthocercis Baill.
Expand
Species
Xanthocercis zambesiaca
(Baker) Dumaz-le-Grand
Family
Polygalaceae
Expand
Genus
Comesperma Labill.
Expand
Species
Comesperma ericinum
DC.
Genus
Polygala L.
Expand
Species
Polygala alba
Nutt.
Species
Polygala alpestris
Rchb.
Species
Polygala amarella
Crantz
Species
Polygala californica
Nutt.
Species
Polygala coerulea
Miégev. ex Rchb.
Species
Polygala comosa
Schkuhr
Species
Polygala cornuta
Kellogg
Species
Polygala cruciata
L.
Species
Polygala curtissii
A. Gray
Species
Polygala erioptera
DC.
Species
Polygala lutea
L.
Species
Polygala pedemontana
E. P. Perrier & B. Verl.
Species
Polygala polygama
Walter
Species
Polygala ramosa
Elliott
Species
Polygala senega
L.
Species
Polygala serpyllacea
Weihe
Species
Polygala serpyllifolia
Hose
Species
Polygala sphenoptera
Fresen.
Species
Polygala ukirensis
Gürke
Species
Polygala verticillata
L.
Species
Polygala viridescens
L.
Species
Polygala vulgaris
L.
Genus
Polygaloides Haller
Expand
Species
Polygaloides paucifolia
(Willdenow) J. R. Abbott
Order
Fagales
Expand
Family
Betulaceae
Expand
Genus
Alnus Mill.
Expand
Species
Alnus crispa
(Aiton) Pursh
Species
Alnus rubra
Bong.
Species
Alnus sinuata
(Regel) Rydberg
Species
Alnus tenuifolia
Nutt.
Species
Alnus alnobetula (Ehrhart) K. Koch
Expand
subspecies
Alnus alnobetula
(Ehrhart) K. Koch ssp.
crispa
(Aiton) Raus
subspecies
Alnus alnobetula
(Ehrhart) K. Koch ssp.
fruticosa
(Ruprecht) Raus
subspecies
Alnus alnobetula
(Ehrhart) K. Koch ssp.
sinuata
(Regel) Raus
Species
Alnus incana (L.) Moench
Expand
subspecies
Alnus incana
(L.) Moench ssp.
rugosa
(Du Roi) R. T. Clausen
subspecies
Alnus incana
(L.) Moench ssp.
tenuifolia
(Nutt.) Breitung
Genus
Betula L.
Expand
Species
Betula alleghaniensis
Britton
Species
Betula fontinalis
Sarg.
Species
Betula glandulosa
Michx.
Species
Betula glandulosa
Michx. ×
Betula nana
L. ssp.
exilis
(Sukaczev) Hultén
Species
Betula nana
L.
Species
Betula neoalaskana
Sarg.
Species
Betula occidentalis
Hook.
Species
Betula pendula
Roth
Species
Betula pumila
L.
Expand
variety
Betula pumila
L. var.
glandulifera
Regel
Species
Betula pumila
L. ×
Betula occidentalis
Hook.
Species
Betula resinifera
(Regel) Britton
Species
Betula × arbuscula
Dugle
Species
Betula × dugleana
Lepage
Species
Betula × eastwoodiae
Sarg.
Species
Betula × piperi
Britton
Species
Betula × sargentii
Dugle
Species
Betula × uliginosa
Dugle
Species
Betula × winteri
Dugle
Species
Betula papyrifera Marshall
Expand
variety
Betula papyrifera
Marshall var.
commutata
(Regel) Fernald
variety
Betula papyrifera
Marshall var.
humilis
(Regel) Fernald & Raup
variety
Betula papyrifera
Marshall var.
neoalaskana
(Sarg.) Raup
variety
Betula papyrifera
Marshall var.
papyrifera
variety
Betula papyrifera
Marshall var.
subcordata
(Rydb. ex B. T. Butler) Sarg.
Genus
Carpinus L.
Expand
Species
Carpinus betulus
L.
Genus
Corylus L.
Expand
Species
Corylus avellana
L.
Species
Corylus cornuta
Marshall
Genus
Ostrya Scop.
Expand
Species
Ostrya virginiana
(Miller) K. Koch
Family
Casuarinaceae
Expand
Genus
Allocasuarina
L. A. S. Johnson
Genus
Casuarina L.
Expand
Species
Casuarina cunninghamiana
Miq.
Species
Casuarina distyla
Vent.
Species
Casuarina equisetifolia
L.
Family
Fagaceae
Expand
Genus
Castanea Mill.
Expand
Species
Castanea pumila
(L.) Mill.
Genus
Castanopsis (D. Don) Spach
Expand
Species
Castanopsis chrysophylla
(Douglas ex Hook.) DC.
Species
Castanopsis sempervirens
(Kellogg) Dudley ex Merriam
Genus
Fagus L.
Expand
Species
Fagus grandifolia
Ehrh.
Species
Fagus sylvatica
L.
Genus
Lithocarpus Blume
Expand
Species
Lithocarpus densiflorus
(Hook. & Arn.) Rehder
Expand
variety
Lithocarpus densiflorus
(Hook. & Arn.) Rehder var.
echinoides
(R. Br. ter) Abrams
Genus
Quercus L.
Expand
Species
Quercus acuminata
Sarg.
Species
Quercus agrifolia
Née
Species
Quercus alba
L.
Species
Quercus arizonica
Sarg.
Species
Quercus bicolor
Willd.
Species
Quercus californica
(Torr.) Cooper
Species
Quercus chrysolepis
Liebm.
Expand
variety
Quercus chrysolepis
Liebm. var.
vaccinifolia
(Kellogg) Engelm.
Species
Quercus coccinea
Wangenh.
Species
Quercus douglasii
Hook. & Arn.
Species
Quercus durata
Jeps.
Species
Quercus emoryi
Torr.
Species
Quercus engelmannii
Greene
Species
Quercus falcata
Michx.
Species
Quercus gambelii
Nutt.
Species
Quercus garryana
Douglas ex Hook.
Species
Quercus georgiana
M.A. Curtis
Species
Quercus ilex
L.
Species
Quercus imbricaria
Michx.
Species
Quercus kelloggii
Newb.
Species
Quercus laurifolia
Michx.
Species
Quercus leana
Nutt.
Species
Quercus lobata
Née
Species
Quercus macrocarpa
Michx.
Expand
variety
Quercus macrocarpa
Michx. var.
macrocarpa
Species
Quercus marilandica
Münchh.
Species
Quercus michauxii
Nutt.
Species
Quercus muehlenbergii
Engelm.
Species
Quercus nigra
L.
Species
Quercus palustris
Münchh.
Species
Quercus petraea
(Matt.) Liebl.
Species
Quercus prinoides
Willd.
Species
Quercus prinus
L.
Species
Quercus pubescens
Willd.
Species
Quercus robur
L.
Species
Quercus sadleriana
R. Br. ter
Species
Quercus stellata
Wangenh.
Species
Quercus turbinella
Greene
Species
Quercus utahensis
(DC.) Rydb.
Species
Quercus vaccinifolia
Kellogg ex Curran
Species
Quercus velutina
Lam.
Species
Quercus virginiana
Mill.
Species
Quercus wislizenii
DC.
Species
Quercus × pauciloba
Rydb.
Species
Quercus borealis F. Michx.
Expand
variety
Quercus borealis
F. Michx. var.
maxima
(Marshall) Ashe
Species
Quercus dumosa Nutt.
Expand
variety
Quercus dumosa
Nutt. var.
turbinella
(Greene) Jeps.
Species
Quercus rubra L.
Expand
variety
Quercus rubra
L. var.
borealis
(F. Michx.) Farw.
Family
Juglandaceae
Expand
Genus
Carya Nutt.
Expand
Species
Carya alba
(L.) Nutt.
Species
Carya cordiformis
(Wangenh.) K. Koch
Species
Carya glabra
(Mill.) Sweet
Species
Carya illinoinensis
(Wangenh.) K. Koch
Species
Carya ovalis
(Wangenh.) Sarg.
Expand
variety
Carya ovalis
(Wangenh.) Sarg. var.
obcordata
(Muhl.) Sarg.
Species
Carya ovata
(Mill.) K. Koch
Species
Carya texana
Buckley
Species
Carya tomentosa
(Poir.) Nutt.
Genus
Juglans L.
Expand
Species
Juglans californica
S. Wats.
Species
Juglans nigra
L.
Family
Myricaceae
Expand
Genus
Comptonia L'Hér. ex Aiton
Expand
Species
Comptonia peregrina
(L.) J. M. Coult.
Genus
Morella Loureiro
Expand
Species
Morella californica
(Chamisso) Wilbur
Species
Morella pensylvanica
(Mirbel) Kartesz
Genus
Myrica L.
Expand
Species
Myrica cerifera
L.
Species
Myrica gale
L.
Expand
variety
Myrica gale
L. var.
gale
Family
Nothofagaceae
Expand
Genus
Nothofagus Blume
Expand
Species
Nothofagus betuloides
(Mirb.) Oerst.
Species
Nothofagus cliffortioides
(Hook. f.) Oerst.
Species
Nothofagus cunninghamii
(Hook.) Oerst.
Species
Nothofagus fusca
(Blume) Oerst.
Species
Nothofagus gunnii
(Hook. f.) Oerst.
Species
Nothofagus menziesii
(Hook. f.) Oerst.
Species
Nothofagus moorei
(F. Muell.) Krasser
Species
Nothofagus obliqua
(Mirb.) Oerst.
Species
Nothofagus solandri
(Hoof. f.) Oerst.
Order
Garryales
Expand
Family
Garryaceae
Expand
Genus
Garrya Douglas ex Lindl.
Expand
Species
Garrya buxifolia
A. Gray
Species
Garrya congdonii
Eastw.
Species
Garrya elliptica
Douglas ex Lindl.
Species
Garrya flavescens
S. Wats.
Species
Garrya fremontii
Torr.
Family
Icacinaceae
Expand
Genus
Pyrenacantha Hook.
Expand
Species
Pyrenacantha kaurabassana
Baill.
Order
Gentianales
Expand
Family
Apocynaceae
Expand
Genus
Acokanthera G. Don
Expand
Species
Acokanthera schimperi
(A. DC.) Benth. & Hook. f.
Genus
Allamanda L.
Expand
Species
Allamanda cathartica
L.
Genus
Alyxia Banks ex R. Br.
Expand
Species
Alyxia ruscifolia
R. Br.
Genus
Amsonia Walter
Expand
Species
Amsonia ciliata
Walter
Species
Amsonia palmeri
A. Gray
Species
Amsonia tabernaemontana
Walter
Genus
Apocynum L.
Expand
Species
Apocynum album
Greene
Species
Apocynum androsaemifolium
L.
Expand
variety
Apocynum androsaemifolium
L. var.
glabrum
Macoun
variety
Apocynum androsaemifolium
L. var.
incanum
A. DC.
variety
Apocynum androsaemifolium
L. var.
pumilum
A. Gray
variety
Apocynum androsaemifolium
L. var.
woodsonii
B. Boivin
Species
Apocynum medium
Greene
Species
Apocynum sibiricum
Jacq.
Species
Apocynum venetum
L.
Species
Apocynum × floribundum
91+(pro sp.)+
Species
Apocynum cannabinum L.
Expand
variety
Apocynum cannabinum
L. var.
cannabinum
variety
Apocynum cannabinum
L. var.
hypericifolium
(Aiton) A. Gray
variety
Apocynum cannabinum
L. var.
suksdorfii
Bég. & Beloserky
variety
Apocynum androsaemifolium
L. var.
androsaemifolium
Genus
Asclepias L.
Expand
Species
Asclepias amplexicaulis
Sm.
Species
Asclepias californica
Greene
Species
Asclepias cordifolia
(Benth.) Jeps.
Species
Asclepias curassavica
L.
Species
Asclepias eriocarpa
Benth.
Species
Asclepias erosa
Torr.
Species
Asclepias exaltata
L.
Species
Asclepias incarnata
L.
Expand
variety
Asclepias incarnata
L. var.
incarnata
variety
Asclepias incarnata
L. var.
pulchra
(Ehrh. ex Willd.) Pers.
Species
Asclepias mexicana
Cav.
Species
Asclepias ovalifolia
Decne.
Species
Asclepias pumila
(A. Gray) Vail
Species
Asclepias quadrifolia
Jacq.
Species
Asclepias rubra
L.
Species
Asclepias sibirica
L.
Species
Asclepias speciosa
Torr.
Species
Asclepias syriaca
L.
Species
Asclepias tuberosa
L.
Species
Asclepias variegata
L.
Species
Asclepias verticillata
L.
Species
Asclepias vestita
Hook. & Arn.
Species
Asclepias cryptoceras S. Wats.
Expand
variety
Asclepias cryptoceras
S. Wats. var.
cryptoceras
Genus
Asclepiodora A. Gray
Expand
Species
Asclepiodora decumbens
(Nutt.) A. Gray
Genus
Astephanus R. Br.
Expand
Species
Astephanus utahensis
Engelm.
Genus
Carissa L.
Expand
Species
Carissa edulis
(Forssk.) Vahl
Genus
Catharanthus G. Don
Expand
Species
Catharanthus roseus
(L.) G. Don
Genus
Cynanchum L.
Expand
Species
Cynanchum vincetoxicum
(L.) Pers.
Genus
Ervatamia (A. DC.) Stapf
Expand
Species
Ervatamia angustisepala
(Benth.) Domin
Genus
Funastrum E. Fourn.
Expand
Species
Funastrum heterophyllum
(Engelm. ex Torr.) Standl.
Genus
Gomphocarpus R. Br.
Expand
Species
Gomphocarpus kaessneri
(N. E. Br. ex S. Moore) Goyder
Genus
Matelea Aubl.
Expand
Species
Matelea decipiens
(Alexander) Woodson
Genus
Nerium L.
Expand
Species
Nerium oleander
L.
Genus
Pentarrhinum E. Mey.
Expand
Species
Pentarrhinum insipidum
E. Mey.
Genus
Sarcostemma R. Br.
Expand
Species
Sarcostemma hirtellum
(A. Gray) R. W. Holm
Species
Sarcostemma stolonifera
B. R. Adams & R. W. Holland
Species
Sarcostemma cynanchoides Decne.
Expand
subspecies
Sarcostemma cynanchoides
Decne. ssp.
hartwegii
(Vail) R. W. Holm
Genus
Stathmostelma K. Schum.
Expand
Species
Stathmostelma pedunculatum
(Decne.) K. Schum.
Genus
Strophanthus DC.
Expand
Species
Strophanthus mirabilis
Gilg
Genus
Vallesia Ruiz & Pav.
Expand
Species
Vallesia glabra
(Cav.) Link
Genus
Vinca L.
Expand
Species
Vinca erecta
Regel & Schmalhausen
Species
Vinca major
L.
Species
Vinca minor
L.
Genus
Vincetoxicum Wolf
Expand
Species
Vincetoxicum hirundinaria
Medik.
Species
Vincetoxicum purpureum
(Pall.) Kuntze
Family
Gentianaceae
Expand
Genus
Bartonia Muhl. ex Willd.
Expand
Species
Bartonia aurea
Lindl.
Genus
Centaurium Hill
Expand
Species
Centaurium erythraea
Rafn
Expand
subspecies
Centaurium erythraea
Rafn ssp.
erythraea
Species
Centaurium exaltatum
(Griseb.) W. Wight ex Piper
Species
Centaurium pulchellum
(Sw.) Druce
Species
Centaurium venustum
(A. Gray) B.L. Rob.
Species
Centaurium vulgare
Rafn
Species
Centaurium calycosum (Buckley) Fernald
Expand
variety
Centaurium calycosum
(Buckley) var.
breviflorum
Shinners
Genus
Comastoma (Wettstein) Toyokuni
Expand
Species
Comastoma tenellum
(Rottbøll) Toyokuni
Genus
Eustoma Salisb.
Expand
Species
Eustoma exaltatum
(L.) Salisb. ex G. Don
Genus
Exacum L.
Expand
Species
Exacum affine
Balf. f. ex Regel
Genus
Frasera Walter
Expand
Species
Frasera caroliniensis
Walter
Species
Frasera fastigiata
(Pursh) A. Heller
Species
Frasera nitida
Benth.
Expand
variety
Frasera nitida
Benth. var.
albicaulis
(Griseb.) Card
Species
Frasera parryi
Torr.
Species
Frasera speciosa
Douglas ex Griseb.
Genus
Gentiana L.
Expand
Species
Gentiana acaulis
L.
Species
Gentiana acuta
Michx.
Species
Gentiana affinis
Griseb.
Species
Gentiana algida
Pallas
Species
Gentiana alpina
Vill.
Species
Gentiana amarella
L.
Expand
form
Gentiana amarella
L. forma
michauxiana
Fernald
Species
Gentiana andrewsii
Griseb.
Species
Gentiana antarctica
Kirk
Species
Gentiana aquatica
L.
Species
Gentiana asclepiadea
L.
Species
Gentiana barbata
Froel.
Species
Gentiana bigelovii
A. Gray
Species
Gentiana campestris
L.
Expand
variety
Gentiana campestris
L. var.
germanica
Froel.
Species
Gentiana cerina
Hook. f.
Species
Gentiana cruciata
L.
Species
Gentiana decumbens
L. f.
Species
Gentiana djimilensis
C. Koch
Species
Gentiana douglasiana
Bongard
Species
Gentiana elegans
A. Nels.
Species
Gentiana flavida
A. Gray
Species
Gentiana gaspensis
Vict.
Species
Gentiana germanica
Murb.
Species
Gentiana glauca
Pall.
Species
Gentiana holopetala
(A. Gray) Holm
Species
Gentiana kochiana
Perr. & Songeon
Species
Gentiana linearis
Froel.
Species
Gentiana newberryi
A. Gray
Species
Gentiana nivalis
L.
Species
Gentiana parryi
Engelm.
Species
Gentiana platypetala
Griseb.
Species
Gentiana procera
Holm
Species
Gentiana propinqua
Richardson
Expand
subspecies
Gentiana propinqua
Richardson ssp.
propinqua
Species
Gentiana prostrata
Haenke
Expand
variety
Gentiana prostrata
Haenke var.
americana
Engelm.
Species
Gentiana punctata
L.
Species
Gentiana purpurea
L.
Species
Gentiana raupii
A. E. Porsild
Species
Gentiana richardsonii
A. E. Porsild
Species
Gentiana saponaria
L.
Species
Gentiana sceptrum
Griseb.
Species
Gentiana thermalis
Kuntze
Species
Gentiana triflora
Pall.
Species
Gentiana verna
L.
Genus
Gentianella Moench
Expand
Species
Gentianella acuta
(Michx.) Hultén
Species
Gentianella amarella
(L.) Borner
Expand
subspecies
Gentianella amarella
(L.) Borner ssp.
acuta
(Michx.) J. M. Gillett
form
Gentianella amarella
(L.) Borner forma
michauxiana
(Fernald) Scoggan
Species
Gentianella aurea
(L.) Harry Sm. ex Hyl.
Species
Gentianella detonsa
(Rottb.) G. Don
Species
Gentianella propinqua
(Richardson) J. M. Gillett
Expand
subspecies
Gentianella propinqua
(Richardson) J. M. Gillett ssp.
propinqua
variety
Gentianella propinqua
(Richardson) J. M. Gillett var.
propinqua
Species
Gentianella quinquefolia
(L.) Small
Species
Gentianella crinita (Froel.) Don
Expand
subspecies
Gentianella crinita
(Froel.) Don ssp.
macounii
(T. Holm) J. M. Gillett
Genus
Gentianopsis Ma
Expand
Species
Gentianopsis crinita
(Froel.) Ma
Species
Gentianopsis detonsa
(Rottb.) Ma
Species
Gentianopsis macounii
(T. Holm) H. H. Iltis
Species
Gentianopsis virgata (Rafinesque) Holub
Expand
subspecies
Gentianopsis virgata
(Rafinesque) Holub ssp.
macounii
(Holm) J. S. Pringle
subspecies
Gentianopsis virgata
(Rafinesque) Holub ssp.
victorinii
(Fernald) Lammers
subspecies
Gentianopsis virgata
(Rafinesque) Holub ssp.
virgata
Genus
Halenia Borkh.
Expand
Species
Halenia corniculata
(L.) Cornaz
Species
Halenia deflexa
(Sm.) Griseb.
Expand
variety
Halenia deflexa
(Sm.) Griseb. var.
deflexa
Genus
Lomatogonium A. Braun
Expand
Species
Lomatogonium rotatum (L.) Fr. ex Nyman
Expand
subspecies
Lomatogonium rotatum
(L.) Fr. ex Nyman ssp.
rotatum
subspecies
Lomatogonium rotatum
(L.) Fr. ex Nyman ssp.
tenuifolium
(Griseb.) A .E. Porsild
form
Lomatogonium rotatum
(L.) Fr. ex Nyman forma
albiflorum
Polunin
form
Lomatogonium rotatum
(L.) Fr. ex Nyman forma
americanum
(Griseb.) Fernald
form
Lomatogonium rotatum
(L.) Fr. ex Nyman forma
ovalifolium
Fernald
form
Lomatogonium rotatum
(L.) Fr. ex Nyman forma
tenuifolium
(Griseb.) Fernald
Genus
Pneumonanthe Gled.
Expand
Species
Pneumonanthe bigelovii
(A. Gray) Greene
Genus
Sabatia Adans.
Expand
Species
Sabatia angularis
(L.) Pursh
Species
Sabatia chloroides
(Michx.) Pursh
Species
Sabatia difformis
(L.) Druce
Species
Sabatia lanceolata
Torr. & A. Gray
Species
Sabatia paniculata
(Michx.) Pursh
Genus
Swertia L.
Expand
Species
Swertia albomarginata
(S. Watson) Kuntze
Species
Swertia montana
(Mulford) H. St. John
Species
Swertia obtusa
Ledeb.
Species
Swertia perennis
L.
Species
Swertia radiata
(Kellogg) Kuntze
Family
Loganiaceae
Expand
Genus
Strychnos L.
Expand
Species
Strychnos madagascariensis
Poir.
Family
Rubiaceae
Expand
Genus
Asperula L.
Expand
Species
Asperula tinctoria
L.
Genus
Chiococca P. Browne
Expand
Species
Chiococca alba
(L.) Hitchc.
Genus
Cruciata Mill.
Expand
Species
Cruciata glabra
(L.) Ehrend.
Species
Cruciata laevipes
Opiz
Genus
Galium L.
Expand
Species
Galium aparine
L.
Species
Galium brandegeei
A. Gray
Species
Galium labradoricum
(Wiegand) Wiegand
Species
Galium mollugo
L.
Species
Galium odoratum
(L.) Scop.
Species
Galium palustre
L.
Species
Galium rivale
(Sibth. & Sm.) Griseb.
Species
Galium trifidum
L.
Expand
subspecies
Galium trifidum
L. ssp.
brevipes
(Fern. & Wiegand) A. Love & D. Love
subspecies
Galium trifidum
L. ssp.
trifidum
variety
Galium trifidum
L. var.
trifidum
Species
Galium triflorum
Michx.
Species
Galium verum
L.
Genus
Houstonia L.
Expand
Species
Houstonia longifolia Gaertn.
Expand
variety
Houstonia longifolia
Gaertn. var.
musci
B. Boivin
Species
Cephalanthus occidentalis
L.
Order
Geraniales
Expand
Family
Geraniaceae
Expand
Genus
Erodium L'Hér. ex Aiton
Expand
Species
Erodium botrys
(Cav.) Bertol.
Species
Erodium cicutarium
(L.) L'Hér. ex Aiton
Species
Erodium praetermissum
Jord. ex Boreau
Species
Erodium texanum
A. Gray
Genus
Geranium L.
Expand
Species
Geranium albiflorum
Ledeb.
Species
Geranium arabicum
Forssk.
Species
Geranium caeruleum
Patrin ex DC.
Species
Geranium caespitosum
E. James
Species
Geranium cruceroense
R. Knuth
Species
Geranium dissectum
L.
Species
Geranium erianthum
DC.
Species
Geranium eriostemon
Fisch. ex DC.
Species
Geranium fremontii
Torr. ex A. Gray
Species
Geranium incisum
Andrews
Species
Geranium latum
Small
Species
Geranium loloense
H. St. John
Species
Geranium lucidum
L.
Species
Geranium maculatum
L.
Species
Geranium molle
L.
Species
Geranium nervosum
Rydb.
Species
Geranium nodosum
L.
Species
Geranium phaeum
L.
Species
Geranium potentillaefolium
DC.
Species
Geranium pratense
L.
Species
Geranium pusillum
L.
Species
Geranium richardsonii
Fisch. & Trautv.
Species
Geranium richardsonii
Fisch. & Trautv. x
Geranium viscosissimum
Fisch. & C. A. Mey.
Species
Geranium robertianum
L.
Species
Geranium rotundifolium
L.
Species
Geranium sanguineum
L.
Species
Geranium sibiricum
L.
Species
Geranium sphaerospermum
Fernald
Species
Geranium sylvaticum
L.
Species
Geranium tridens
Hillebr.
Species
Geranium viscosissimum
Fisch. & C. A. Mey.
Expand
variety
Geranium viscosissimum
Fisch. & C. A. Mey. var.
viscosissimum
Species
Geranium wlassovianum
Fisch. ex Link
Species
Geranium bicknellii Britton
Expand
form
Geranium bicknellii
Britton forma
album
B. Boivin
Order
Gunnerales
Expand
Family
Dilleniaceae
Expand
Genus
Hibbertia Andrews
Expand
Species
Hibbertia dentata
DC.
Order
Lamiales
Expand
Family
Acanthaceae
Expand
Genus
Anisacanthus Nees
Expand
Species
Anisacanthus thurberi
(Torr.) A. Gray
Genus
Avicennia L.
Expand
Species
Avicennia germinans
(L.) L.
Genus
Beloperone Nees
Expand
Species
Beloperone californica
Benth.
Genus
Calophanes D. Don
Expand
Species
Calophanes linearis
(Torr. & A. Gray) A. Gray
Genus
Duosperma Dayton
Expand
Species
Duosperma eremophilum
(Milne-Redh.) Brummitt
Genus
Dyschoriste Nees
Expand
Species
Dyschoriste radicans
Nees
Genus
Ecbolium S. Kurz
Expand
Species
Ecbolium revolutum
C. B. Clarke
Genus
Hypoestes Sol. ex R. Br.
Expand
Species
Hypoestes aristata
(Vahl) Sol. ex Roem. & Schult.
Genus
Justicia L.
Expand
Species
Justicia americana
Vahl
Species
Justicia caerulea
Forssk.
Species
Justicia cheiranthifolia
C. B. Clarke
Species
Justicia elliotii
S. Moore
Genus
Monechma Hochst.
Expand
Species
Monechma debile
Nees
Genus
Ruellia L.
Expand
Species
Ruellia hybrida
Pursh
Species
Ruellia patula
Jacq.
Species
Ruellia peninsularis
(Rose) I. M. Johnst.
Genus
Stenandrium Nees
Expand
Species
Stenandrium barbatum
Torr. & A. Gray
Family
Bignoniaceae
Expand
Genus
Bignonia L.
Expand
Species
Bignonia capreolata
L.
Genus
Campsis Lour.
Expand
Species
Campsis radicans
(L.) Bureau
Genus
Catalpa Scop.
Expand
Species
Catalpa bignonioides
Walter
Species
Catalpa speciosa
Warder ex Engelm.
Genus
Chilopsis D. Don
Expand
Species
Chilopsis linearis
(Cav.) Sweet
Genus
Pandorea Spach
Expand
Species
Pandorea pandorana
Steenis
Family
Gesneriaceae
Expand
Genus
Negria F. Muell.
Expand
Species
Negria rhabdothamnoides
F. Muell.
Family
Lamiaceae
Expand
Genus
Agastache Clayton ex Gronov.
Expand
Species
Agastache anethiodora
(Nutt.) Britton
Species
Agastache foeniculum
(Pursh) Kuntze
Genus
Ajuga L.
Expand
Species
Ajuga genevensis
L.
Species
Ajuga reptans
L.
Genus
Betonica L.
Expand
Species
Betonica officinalis
L.
Genus
Callicarpa L.
Expand
Species
Callicarpa americana
L.
Genus
Clerodendrum L.
Expand
Species
Clerodendrum glabrum
E. Mey.
Genus
Clinopodium L.
Expand
Species
Clinopodium douglasii
(Bentham) Kuntze
Genus
Dracocephalum L.
Expand
Species
Dracocephalum parviflorum
Nutt.
Species
Dracocephalum thymiflorum
L.
Genus
Galeobdolon Adans.
Expand
Species
Galeobdolon luteum
Huds.
Genus
Galeopsis L.
Expand
Species
Galeopsis angustifolia
Ehrh. ex Hoffm.
Species
Galeopsis bifida
Boenninghausen
Species
Galeopsis ladanum
L.
Species
Galeopsis speciosa
Mill.
Species
Galeopsis tetrahit
L.
Genus
Glechoma L.
Expand
Species
Glechoma hederacea
L.
Genus
Hedeoma Persoon
Expand
Species
Hedeoma drummondii
Benth.
Species
Hedeoma hispida
Pursh
Species
Hedeoma nana
(Torr.) Briq.
Genus
Lamium L.
Expand
Species
Lamium amplexicaule
L.
Species
Lamium maculatum
L.
Genus
Lavandula L.
Expand
Species
Lavandula angustifolia
Mill.
Genus
Lycopus L.
Expand
Species
Lycopus americanus
Muhl. ex W. P. C. Barton
Species
Lycopus asper
Greene
Species
Lycopus uniflorus
Michx.
Genus
Marrubium L.
Expand
Species
Marrubium vulgare
L.
Genus
Melissa L.
Expand
Species
Melissa officinalis
L.
Genus
Mentha L.
Expand
Species
Mentha arvensis
L.
Expand
variety
Mentha arvensis
L. var.
glabrata
(Benth.) Fernald
variety
Mentha arvensis
L. var.
villosa
S. R. Stewart
Species
Mentha spicata
L.
Species
Mentha × piperita
L.
Species
Mentha canadensis L.
Expand
variety
Mentha canadensis
L. var.
glabrata
Benth.
Genus
Micromeria Benth.
Expand
Species
Micromeria fruticosa
(L.) Druce
Genus
Monarda L.
Expand
Species
Monarda fistulosa L.
Expand
subspecies
Monarda fistulosa L. ssp. menthaefolia (Graham) B. Boivin
Expand
variety
Monarda fistulosa
L. ssp.
menthaefolia
(Graham) B. Boivin var.
brachycephala
B. Boivin
variety