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Astragalus canadensis var. brevidens

(Gand.) Barneby

Short toothed milk vetch

gbif· cc0

Aaron H

gbif· cc0

Aaron H

gbif· cc0

Aaron H

Astragalus canadensis is a common and widespread member of the milkvetch genus in the legume family, known commonly as Canadian milkvetch. The plant is found throughout Canada and the United States in many habitats including wetlands, woodlands, and prairies. This species has three subspecies: Astragalus canadensis var. canadensis native to eastern and central US, especially around a strip from Louisiana to Ontario. Astragalus canadensis var. mortonii native to northwest US, especially eastern Washington and western Idaho. Astragalus canadensis var. brevidens native to northwest US, including north California.

Description

A perennial herb in the legume family found in temperate wetlands and scrubland. It grows from a persistent root system and is distributed across temperate regions.

Edible Uses

The root is edible.

Known Hazards

Like other Astragalus species, A. canadensis is somewhat toxic, but it has been used medicinally by Native American groups such as the Blackfoot and Lakota people, particularly the roots. The roots were eaten raw or boiled, and used in broth. The roots were usually gathered in spring and fall.

Distribution

It is a temperate plant. It can grow in wetlands or scrub.

Where It Grows

Canada, North America USA,

Notes

The leaves accumulate nitrates that are poisonous to animals.

Synonyms

Astragalus brevidens Rydb.Astragalus pachystachys Rydb.Astragalus spicatus Torr. & A. GrayAstragalus torreyi Rydb.Astragalus tristis Torr. & A. Gray

References (1)

  • USDA plants

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