Persicaria bicornis (Rafinesque) Nieuwland. Section: Persicaria. Pink Smartweed. Phen: May-Jan. Hab: Moist disturbed areas, ditches. Dist: IL, IA, SD, and WY south to LA, TX, and NM.

Origin/Endemic status: Native

Synonymy: = Ar, FNA5, Il, K4, Tx; = n/a – C; = Persicaria longistyla (Small) Small – S; = Polygonum longistylum Small – F; < Persicaria pensylvanica (L.) M.Gómez – Fl4

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