Desert milkweed, Asclepias erosa

States grown: AZ, CA, NV, UT

A photo posted by Richard Hayden (@naturegardener) on May 16, 2015 at 7:16pm PDT

Image credit: lonnyholmes

View Desert milkweed observations on iNaturalist

View Desert milkweed plant information at Wildflower.org

View Arizona milkweed plant information at Plants.USDA.gov

Book: Rubber Content and Habits of a Second Desert Milkweed (Asclepias Erosa) of Southern California and Arizona 
Ralph E. Beckett, Edward N. Duncan, Robert S. Stitt
U.S. Department of Agriculture, 1938 - 11 pages

Image credit: lonnyholmes

Other US Native Milkweed Species