Persicaria hydropiper (Linnaeus) Opiz. Common Smartweed, Waterpepper, Marshpepper Smartweed. Phen: May-Dec. Hab: Wet pastures, barnyards, ditches. Dist: Native of Europe.
Origin/Endemic status: Europe
Syn: = Ar, FNA5, Il, K3, K4, Mi, Mo3, NE, NY, Pa, S, Tn, Tx, Va; = Polygonum hydropiper – C, F, GW2, K1, RAB, W, Horton (1972); > Polygonum hydropiper var. hydropiper – WV; > Polygonum hydropiper var. projecta – WV
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© Gary P. Fleming [image randomly selected]
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