*Rumex obtusifolius Linnaeus. Section: Rumex. Bitter Dock. Phen: Apr-Jun; Jun-Aug. Hab: Pastures, barnyards, disturbed areas. Dist: Native of Europe.

Origin/Endemic status: Europe

Synonymy: = Ar, C, F, FNA5, G, GrPl, GW2, Il, K1, K3, K4, Mi, Pa, RAB, S, S13, Tat, Tn, Va, W, WH3, WV; > Rumex obtusifolius L. ssp. obtusifolius – NE, NY

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACW
• Eastern Mountains and Piedmont: FACU
• Great Plains: FACW
• Midwest: FACW
• Northcentral & Northeast: FAC

Heliophily: 7