Flora of the Southeastern United States
2022 Edition

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POLYGONACEAE

Persicaria setacea (Baldwin) Small. Swamp Smartweed. Phen: Jul-Nov. Hab: Swamp forests, bottomland forests. Dist: MA, MI, MO, and OK south to s. FL and TX.

Origin/Endemic status: Native

Syn: = Ar, Fl4, FNA5, Il, K3, K4, Mo3, NE, NY, Pa, S, Tn, Tx, Va; = Polygonum hydropiperoides var. setaceum – C, G; = Polygonum setaceum – GW2, NcTx, RAB, W, WH3, Horton (1972), Mitchell & Dean (1978); > Polygonum setaceum var. interjectum – F, K1; > Polygonum setaceum var. setaceum – F, K1; > Polygonum setaceum var. tonsum – F, K1

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image of plant© Gary P. Fleming [image randomly selected]
image of plant© Richard & Teresa Ware [image randomly selected]
image of plant© Bruce A. Sorrie [image randomly selected]