POLYGONACEAE

Fallopia dumetorum (Linnaeus) Holub. Phen: Jul-Nov. Hab: Disturbed areas, thickets. Dist: Native of Eurasia. Introduced at least as far south as scattered locations in c. and se. PA (Rhoads & Klein 1993; Rhoads & Block 2007), WV, KY, and TN.

Origin/Endemic status: Eurasia

Syn: = FNA5, Il, K3, Mo3, NE, NY; = Bylderdykia dumetorum – S; = Fallopia dumentorum – Pa, orthographic error; = Polygonum scandens var. dumetorum – C, G, GrPl, K1; < Polygonum scandens – F, W, WH3, WV; < Polygonum scandens var. cristatum – RAB

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