Persicaria densiflora (Meisner) Moldenke. Dense-flower Smartweed. Phen: Jun-Oct. Hab: Swamp forests. Dist: The Persicaria glabra complex is widespread in the Neotropics, in North America north to s. NJ, VA, KY, MO, and TX. The distribution of Persicaria densiflora is unclear.
Origin/Endemic status: Native
Syn: = Tx; = Persicaria portoricensis – S, illegitimate name; = Polygonum densiflorum – Bah, C, F, G, GW2, K1, NcTx, RAB, WH3, Horton (1972); < Persicaria glabra – Ar, FNA5, Il, K3, K4, Mo3, Pa, Tn, Va
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© Gary P. Fleming [image randomly selected]