Purple milkweed
Encyclopedia
Purple milkweed is a vernacular name of two plant species within genus Asclepias
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Asclepias
Asclepias L. , the milkweeds, is a genus of herbaceous perennial, dicotyledonous plants that contains over 140 known species...
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- Asclepias purpurascensAsclepias purpurascensPurple milkweed is a herbaceous plant species. It is in the genus Asclepias, making it a type of milkweed. It is native to the Eastern, Southern and Midwestern United States similar to the range of the Common Milkweed...
, native to the East Coast of the United States - Asclepias cordifoliaAsclepias cordifoliaAsclepias cordifolia is a species of milkweed commonly called Heart-leaf milkweed or Purple milkweed . It is native to the western United States , growing between elevation in the northern Sierra Nevada and Cascade ranges...
, native to the West Coast of the United States, and usually called the heartleaf milkweed