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Species Details
Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium Read more about this collection »
Leaves2-4 times longer than wide; 5-15 cm long; reduced as move up stem (Moss, 1983). Alternate; upper leaves bract-like (Johnson et al., 1995).
Flowers6-10 mm long; white; have sweet scent; 3 in twisted inflorescence; sepals and lateral petals lance-shaped; lip 9-12 mm long and deflexed; widens into rounded lobe; margin rounded teeth; no spur; 2 pollinia with 2 clefts; plates of granular pollen connected by threads (Moss, 1983). Spiralling spike of flowers (Johnson et al., 1995).
Fruits and SeedsDry fruit; capsule; 10 mm long; many seeds (Johnson et al., 1995).
Scientific Name
Spiranthes romanzoffiana Cham.
Common Name
ladies' tresses, hooded ladies' tresses
General Description
A stout perennial with a leafy stem, 10-40 cm tall, that grows from fleshy roots to bear white flowers (Moss, 1983).
Leaves
2-4 times longer than wide; 5-15 cm long; reduced as move up stem (Moss, 1983). Alternate; upper leaves bract-like (Johnson et al., 1995).
Flowers
6-10 mm long; white; have sweet scent; 3 in twisted inflorescence; sepals and lateral petals lance-shaped; lip 9-12 mm long and deflexed; widens into rounded lobe; margin rounded teeth; no spur; 2 pollinia with 2 clefts;…
6-10 mm long; white; have sweet scent; 3 in twisted inflorescence; sepals and lateral petals lance-shaped; lip 9-12 mm long and deflexed; widens into rounded lobe; margin rounded teeth; no spur; 2 pollinia with 2 clefts; plates of granular pollen connected by threads (Moss, 1983). Spiralling spike of flowers (Johnson et al., 1995).
Fruits and Seeds
Dry fruit; capsule; 10 mm long; many seeds (Johnson et al., 1995).
Phenology
June to October (JSTOR).
Notes
2n=30 (Moss, 1983). Southern Native peoples used in the treatment of venereal and urinary diseases; they were added to baths to promote health and strength (Johnson et al., 1995). The flowers have a strong…
2n=30 (Moss, 1983). Southern Native peoples used in the treatment of venereal and urinary diseases; they were added to baths to promote health and strength (Johnson et al., 1995). The flowers have a strong vanilla-like fragrance during the day and night (Johnson et al., 1995).
Range/Distribution
Alberta: widespread across region, predominantly central (Canadensys). CAN (BC, MB, NB, NL, NS, SK, NT, NU, ON, PE, QC, YT); USA (AK, WA, OR, CA, NV, AZ, UT, ID, MT, WY, CO, NM, ND, SD, NE, MN, IA, IL, WI, MI, IN, OH,…
Alberta: widespread across region, predominantly central (Canadensys). CAN (BC, MB, NB, NL, NS, SK, NT, NU, ON, PE, QC, YT); USA (AK, WA, OR, CA, NV, AZ, UT, ID, MT, WY, CO, NM, ND, SD, NE, MN, IA, IL, WI, MI, IN, OH, PA, NY, VT, ME, MA, CT, NH) (USDA).
Citation
Page Citation for Spiranthes romanzoffiana Cham.
Page Citation
"Species Details - Spiranthes romanzoffiana Cham., University of Alberta Vascular Plant Herbarium." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/1-3910/12-167072. Accessed 13 Dec. 2024.
Specimen Information
There are 132 specimens of this Species.
5485 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Peers
Date Collected1945-07-24
5484 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Peers
Date Collected1944-08-17
5483 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Sundre
Date Collected1944-08-15
5480 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Nestow
Date Collected1926-07-19
5495 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Banff National Park, Stoney Squaw Mountain
Date Collected1916-09-09
5497 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Waterton Lakes National Park, Red Rock Canyon
Date Collected1941-08-20
5481 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Dixonville
Date Collected1941-07-19
5482 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Faust
Date Collected1941-07-23
102879 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Yukon, Macmillan Pass
Date Collected1981-07-11
95035 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: United States, Alaska, Yukon River
Date Collected1989-07-16
36704 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, British Columbia, Field
Date Collected1943-07-28
5499 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Northwest Territories, Norman Wells
Date Collected1953-07-23
30008 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Yukon, Johnsons Crossing
Date Collected1951-08-21
29911 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Northwest Territories, Great Bear Lake, McTavish Arm
Date Collected1928-08-12
20416 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Yukon, Summit Lake
Date Collected1961-07-29
30703 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Northwest Territories, Heart Lake Biological Station
Date Collected1970-08-29
39185 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Alberta, Demmitt
Date Collected1971-08-16
48817 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: United States, Alaska, Onion Portage
Date Collected1967-08-10
54539 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Saskatchewan, Duck Lake
Date Collected1975-08-22
77489 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Northwest Territories, Carcajou Ridge
Date Collected1972-08-03
49683 - Spiranthes romanzoffiana Cham.
University of Alberta Vascular Plant Herbarium
Common Nameladies' tresses, hooded ladies' tresses
Place CollectedNorth America: Canada, Manitoba, Lynn Lake
Date Collected1958-08-20