heartleaf milkweed

== English == === Noun === heartleaf milkweed (uncountable) Asclepias cordifolia, native to the mountains of the west coast states of the United States. ==== Synonyms ==== (Asclepias cordifolia): purple milkweed ==== Translations ==== === Further reading === heartleaf milkweed on Wikipedia.Wikipedia Asclepias cordifolia on Wikispecies.Wikispecies Category:Asclepias cordifolia on Wikimedia Commons.Wikimedia Commons heartleaf milkweed at USDA Plants database