Family: Asclepiadaceae Milkweed Family
Genus: Asclepias Milkweed
Over 140 species of perennial herbs. Named for the milky juice found in the plant.
Scientific Name: Asclepias tuberosa L.
Common Name(s): Butterfly Milkweed, Butterfly-weed, Orange Milkweed, Chigger-weed, Pleurisy Root
Growth Type: perennial
Species Description:
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 | Caption: An illustration depicting butterfly milkweed's flower clusters and narrow, opposite leaves.
ID: Hrb-ASCTU-001
Source: 35mm slide (illustration)
Credit:
Keyword(s): flowering, inflorescense, leaf
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 | Caption: Flowering butterfly milkweed patch.
ID: Hrb-ASCTU-002
Source: 35mm slide (photo)
Credit:
Keyword(s): flowering, inflorescense
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