[1] This plant produces spreading and erect stems up to 25 centimeters tall from a caudex.

The inflorescence is a raceme of up to 15 flowers with petals that are greenish, white, purplish, or pinkish with green veins and purple tips.

The fruit is a hairless legume pod that matures deep red in color and measures up to 2.6 centimeters in length.

[2][3] This plant grows as far north as Banks Island in the Canadian Arctic Archipelago.

olympicus, Cotton's milkvetch, which is endemic to the Olympic Mountains of Washington in the United States.