Asclepias speciosa
(Showy Milkweed)
Family: Asclepiadaceae (Milkweed)
Asclepias speciosa is eastern Colorado's most common milkweed. It is found along roadsides and in drainages and fields. The pinkish flowers grow in ball-like umbels. Leaves are thick and broadly oval. Seed pods are spiny.

Vegetation zone:  Plains, Foothills  (3400 - 8600 ft.)
Time of bloom:  June - August
Origin:  Native
Eastern Colorado Wildflowers