Hedysarum boreale

(Boreal Sweetvetch)


Hedysarum boreale, Pawnee Buttes, Weld Co. 7535


Hedysarum boreale, Pawnee Buttes, Weld Co. 7541


Hedysarum boreale, Pawnee Buttes, Weld Co. 7554


Hedysarum boreale, Pawnee Buttes, Weld Co. 7536

Scientific Name Hedysarum boreale USDA PLANTS Symbol HEBO
Common Name Boreal Sweetvetch, Utah Sweetvetch, Northern Sweetvetch ITIS Taxonomic Serial No. 26724
Family Fabaceae (Pea) SEINet
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Description Life zones and habitat: Plains to montane (4000 to 9000 ft.); dry, rocky, sandy soilsin open locations.
Plant: Erect or spreading perennial 12 to 30 inches tall, stems are simple or with a few branches.
Leaves: Alternate, odd-pinnate compound leaves, 2 to 4.3 inches long; 7-15 leaflets, linear-elliptic, oblong, or obovate, 0.4 to 0.8 inches long with rounded tips; surfaces are nearly smooth to sparsely hairy above and hairy (strigose) beneath.
Inflorescence: Racemes arising from leaf axils with a few to several blossoms; the corolla is purple-red to pink, sometimes white, the keel is much longer than the wings and the banner is about 1/2 inch long; the calyx has glandular hairs and is 1 to 1-3/8 inches long with teeth longer than the tube; bracts are lanceolate, 1/8 to 1/3-inch long.
Bloom Period: May to July.
References: "Flora of Colorado" by Jennifer Ackerfield, American Southwest and Montana Field Guide.
BONAP Distribution Map

Map Color Key
Colorado Status:

© Tom Lebsack 2024

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