Asclepias tuberosa

A plant I've seen in Indiana and New Mexico. In New Mexico it occurs at relatively mesic sites at middle- to high-elevations. Flower color varies from deep orange to yellow.

Plant habit in the Jemez Mts., 6/19/06.

Flowers in the Jemez Mts., 6/19/06.

Inflorescence near Griffy Lake, north of Bloomington, IN, 7/19/03.