Family Code: APOCYN Genus Code: ASCLE Genus CN: milkweed Genus Authority: L. Genus Summary: A genus of about 100 species, herbs, temperate and tropical, of North and Central America. Genus References: Woodson (1954)=Z; Turner (2009b)=Y; Farmer & Bell (1985)=X. Last Updated: 2019-11-29 Publish: 1