Rumex triangulivalvis (Danser) Rechinger f.. Willowleaf Dock. Phen: Apr-Jun. Hab: Streambanks, ponds, marshes, sloughs, also disturbed areas. Dist: Throughout North America, south to WV, DE, PA, KY, western states, and Mexico.
Origin/Endemic status: Native
Syn: = FNA5, Il, K3, K4, Mi, Mo3, NE, NY; = Rumex salicifolius var. triangulivalvis – C; < Rumex mexicanus – F, G, GrPl, Tx; < Rumex salicifolius var. mexicanus – K1; > Rumex triangulivalvis var. mexicanus – Pa
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