Part of milkweed  genus Asclepias and dogbane  family Apocynaceae.

Native to North America.

Uses by native peoples
(Ethnobotany database)
  Asclepias hosts caterpillars of 13 species
of butterflies and moths, in some areas.
Milkweed — It's Not
Just for Monarchs
Uses by butterflies,
planting info
Uses by 🐝︎ bees,
planting info (.pdf)
bloom date (.pdf page 58)

Learn more about swamp milkweed Asclepias incarnata

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