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2013 Sheryl Creer   cc-by-nc

Asclepias speciosa (Showy Milkweed) is a species of perennial herb in the family Apocynaceae. They have a self-supporting growth form. They are native to United States, Canada, and The Contiguous United States. They have simple, broad leaves and white flowers. Flowers are visited by Danaus plexippus, Satyrium californica, Speyeria hesperis, and Euphydryas anicia capella. Individuals can grow to 6 feet.

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EOL has data for 71 attributes, including:

Known occurrences, collected specimens and observations of showy milkweed. View this species on GBIF