Flora of the Southeastern United States
2022 Edition


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Persicaria robustior (Small) E.P. Bicknell. Water Smartweed. Phen: Jul-Nov. Hab: Peaty shores or semi-aquatic in water. Dist: NS, QC, MI, MO, south irregularly to s. FL and TX, and south into tropical America

Origin/Endemic status: Native

Syn: = FNA5, Il, K3, K4, Mi, Mo3, NE, NY, Pa; = Polygonum robustius – C, F, G, K1, Mitchell & Dean (1978); < Polygonum punctatum – Horton (1972)

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image of plant© Erik Danielson [image randomly selected] source