Astragalus alpinus (Alpine Milkvetch)
Family: Fabaceae (Pea)
     
The light pink-purple flowers of Astragalus alpinus are in loose racemes. Look for black hairs on the calyx and seed pods. Leaves are glabrous (smooth, not hairy).

Vegetation zone:  Montane, Subalpine
Time of bloom:  June - August
Origin:  Native
Eastern Colorado Wildflowers