Common name(s): Whorled milkweed
Category: Genus Asclepias
Asclepias viridiflora
Common name(s): Green milkweed
Asclepias tuberosa
Common name(s): Butterfly weed
Asclepias purpurascens
Common name(s): Purple milkweed
Asclepias syriaca
Common name(s): Common milkweed
Asclepias incarnata
Common name(s): Swamp milkweed