Species Details
Listera borealis Morong
University of Alberta Vascular Plant Herbarium Read more about this collection »
LeavesEgg-shaped; 1-5 cm long (Moss, 1983). One pair; opposite; above middle of stem; stalkless (Johnson et al., 1995). 0.7-3 cm wide (E-Flora BC).
FlowersPale to yellow-green; veins of sepals and petals deep green; lance-shaped and 4-7 mm long; lip 2-4 times longer than wide, broadest at base; 7-12 mm long (Moss, 1983). 3-15 in cluster (Johnson et al., 1995).
Fruits and SeedsCapsules; oval; 5 mm long; many seeds (Johnson et al., 1995).
Scientific Name
Listera borealis Morong
Common Name
northern twayblade
General Description
A perennial 5-25 cm tall that grows from fleshy roots, has glandular hairs and bears pale to yellow-green flowers (Johnson et al., 1995).
Leaves
Egg-shaped; 1-5 cm long (Moss, 1983). One pair; opposite; above middle of stem; stalkless (Johnson et al., 1995). 0.7-3 cm wide (E-Flora BC).
Flowers
Pale to yellow-green; veins of sepals and petals deep green; lance-shaped and 4-7 mm long; lip 2-4 times longer than wide, broadest at base; 7-12 mm long (Moss, 1983). 3-15 in cluster (Johnson et al., 1995).
Fruits and Seeds
Capsules; oval; 5 mm long; many seeds (Johnson et al., 1995).
Phenology
June to August (JSTOR).
Range/Distribution
Alberta: SW in mountain range to central (Canadensys). CAN (BC, MB, NL, SK, NT, NU, ON, PE, QC, YT); USA (WA, OR, ID, MT, WY, UT, CO, NM) (USDA).
Citation
Page Citation for Listera borealis Morong
Page Citation
"Species Details - Listera borealis Morong, University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-3478. Accessed 10 May. 2024.
Specimen Information
There are 54 specimens of this Species.
109664 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, RB Miller Biological Station
Date Collected1967-07-13
107944 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, RB Miller Biological Station
Date Collected1961-06-15
38092 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Waterton Lakes National Park, Sofa Creek
Date Collected1970-06-22
40421 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Jasper National Park, Willow Creek
Date Collected1971-07-18
81622 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Two Lakes
Date Collected1979-07-18
5419 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Cypress Hills
Date Collected1945-07-06
24241 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, North Saskatchewan River
Date Collected1952-08-05
5420 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Fort Saskatchewan
Date Collected1932-06-04
36683 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Cypress Hills
Date Collected1930-06-16
36684 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Burnside
Date Collected1937-06-25
5417 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Banff National Park, Sulphur Mountain
Date Collected1916-07-05
5418 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Coleman
Date Collected1950-08-30
5415 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Nordegg
Date Collected1953-06-20
5416 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Robb
Date Collected1952-07-28
5414 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Meander River
Date Collected1950-08-12
5410 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Banff National Park
Date Collected1923-06-25
5411 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Ponoka
Date Collected1927-06-30
5413 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Jasper National Park, Medicine Lake
Date Collected1939-07-05
5412 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Wetaskiwin
Date Collected1929-06-14
72435 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, RB Miller Biological Station
Date Collected1966-07-14
101643 - Listera borealis Morong
University of Alberta Vascular Plant Herbarium
Common Namenorthern twayblade
Place CollectedNorth America: Canada, Alberta, Kootenay Plains
Date Collected1981