Asclepias tuberosa
Family: Apocynaceae
butterfly milkweed, butterfly-weed, orange milkweed
Asclepias tuberosa image
Janice Stiefel  
Etymology: Asclepias: named for the Greek god of healing Asklepios
Plants: weakly-erect perennial, 1'-3' tall forb; juice not milky; stems coarsely hairy, single or with many upper branches
Leaves: many, alternate (opposite on the branches), linear to lance-like, usually widest below the middle, tapering gradually to the tip
Flowers: orange to yellow, 5-parted, 3/8"-2/3" tall; inflorescence usually several, erect umbels; blooms July-Sept.
Fruits: pods with many seeds on silky hairs
Habitat: full sun; dry to moderate moisture; inland sands, prairies, woods; in sandy, loamy soil
Hazardous: Careful, this plant is hazardous!
Conservation Status: Native