Asclepias erosa

Asclepias erosa (also known as the desert milkweed) is a species of milkweed plant.  It belongs in the subfamily Asclepiadoideae.  It is native to the southwestern United States.  It blooms from May to July.  This species is found in dry slopes.

Other websites

Asclepias erosa at USDA PLANT Database
Asclepias erosa at Treatment from the Jepson Manual

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