Flora of the Southeastern United States
2022 Edition


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Aristida curtissii (A. Gray ex S. Watson & Coulter) Nash. Curtiss's Three-awn. Phen: Jul-Oct. Hab: Roadsides, disturbed areas, bare eroding soil. Dist: ME west to WY, south to n. FL, AR, OK, and CO, perhaps largely or adventive east of the Mississippi River.

Origin/Endemic status: Native

Syn: = G, HC, Il, K4, RAB, S, Va; = Aristida basiramea var. curtissii – Ar, C; = Aristida dichotoma var. curtissii – F, FlGr, FNA25, K1, K3, Pa, Tn, W, WH3, WV, Allred (1986); < Aristida basiramea – Tx

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image of plant© Radford, Ahles and Bell