Common name(s): Spreading dogbane
Apocynum androsaemifolium
Category: Genus Apocynum
Apocynum cannabinum
Common name(s): Indian hemp, Common dogbane
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Apocynum androsaemifolium
Apocynum cannabinum
Wildflowers of the National Capital Region
Discovering wildflowers in Maryland, Washington D.C., and Northern Virginia