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Schoenoplectus pungens (Vahl) Palla var. pungens . Common Threesquare, Chairmaker's Rush, Swordgrass. Phen: Mid May-Jun; Jun-Sep. Hab: Tidal marshes, other marshes, inland salt marshes, rocky river beds, wet meadows, lake edges, moist fields. Dist: The species is circumboreal, ranging in North America from NL (Newfoundland) west to AK, south to South America; var. pungens is widespread.

Origin/Endemic status: Native

Syn: = FNA23, K1, K3, K4, Mo1, NE, NY, Va, Smith (1995); = Scirpus pungens Vahl var. pungens – C; < Schoenoplectus pungens (Vahl) Palla – Ar, Il, Mi, NcTx, Tn, WH3, Strong (1994); < Scirpus americanus Pers. – F, G, GW1, RAB, S, W, WV, misapplied; < Scirpus pungens Vahl – GrPl, Pa

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image of plant© Scott Ward | Original Image ⭷