Flora of the Southeastern United States
2022 Edition


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Schoenoplectus americanus (Persoon) Volk ex Schinz & R. Keller. Olney Threesquare. Phen: Late May-Jun; Jun-Sep. Hab: Tidal freshwater to brackish marshes. Dist: NS west to WA, south to South America.

Origin/Endemic status: Native

Syn: = ETx1, FNA23, GrPl, Il, K1, K3, K4, Mi, Mo1, NE, NY, Va, WH3, Strong (1994); = Scirpus americanus – C; = Scirpus olneyi – F, G, GW1, RAB, S, Tx

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image of plant© Gary P. Fleming [image randomly selected]
image of plant© Bruce A. Sorrie [image randomly selected]
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