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Asclepias incarnata (Swamp Milkweed) is a species of perennial herb in the family Apocynaceae. They have a self-supporting growth form. They are native to United States, Canada, and The Contiguous United States. They have simple, broad leaves and red flowers. Flowers are visited by hummingbirds, Papilio canadensis × Papilio glaucus, Bombus griseocollis, and Heringia salax. Individuals can grow to 4.9 feet.

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EOL has data for 76 attributes, including:

Known occurrences, collected specimens and observations of swamp milkweed. View this species on GBIF