Asclepias cryptoceras S.Watson
A low-growing Asclepias with spreading petals, found throughout most of the Inermountain West on clay soils in pinyon-juniper.
Plant habit on the south side of Blue Mountain Plateau north of Dinosaur, Colorado, 17 Jun 2008.
Flowers, north of Dinosaur, 17 Jun 2008.
Closer view of a flower on the south side of Blue Mountain Plateau, 17 Jun 2008.