According to Wilkinson, “The long roots of some milk-vetch species were eaten by some North American natives.” (109)
This erect or spreading perennial with its grey-green leaves may be up to 40 cm tall. Its round cluster of flowers can be white or pale reddish to purple.
Wilkinson, Kathleen. 1999. Wildflowers of Alberta: A Guide to Common Wildflowers and Other Herbaceous Plants. University of Alberta Press and Lone Pine Publishing, AB.