Asclepias viridis Walter. Common name: Green Antelope-horn, Spider Milkweed. Phenology: Jan-Nov; (Apr-) May-Nov. Habitat: Prairies, dry woodlands, calcareous hammocks, pine rocklands (s. FL), roadsides, pastures. Distribution: Ne. South Carolina (Horry County) south to s. Florida, west to Texas; and from Ohio, w. West Virginia, and Kentucky west to Nebraska, south to se. Tennessee, c. Tennessee (Chester, Wofford, & Kral 1997), nw. Georgia, c. Alabama, c. Mississippi, Arkansas, Texas, and Oklahoma.
Origin/Endemic status: Native
Synonymy ⓘ: = Ar, C, Fl5, FNA14, GrPl, Il, K1, K4, Mo2, NcTx, NS, Ok, POWO, Tn, Tx, WH3, Woodson (1954); = Asclepiodora viridis (Walter) A.Gray — F, S; = n/a — RAB. Basionym: Asclepias viridis Walter 1788
Links to other floras: = Asclepias viridis - FNA14
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Heliophily ⓘ: 9
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