WISCONSIN BOTANICAL INFORMATION SYSTEM
Wisconsin State Herbarium

Wisflora - Vascular Plant Species

University of  Wisconsin - Madison 

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Family: Asclepiadaceae
  Genus: Asclepias

    Asclepias tuberosa L.
        butterfly milkweed, butterfly-weed, orange milkweed
    Asclepias tuberosa L. subsp. interior*+
        butterfly milkweed, butterfly-weed, orange milkweed
             Asclepias tuberosa L. subsp. terminalis
             Asclepias tuberosa L. var. interior (Woodson) Shinners

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