Enemion biternatum Rafinesque. Isopyrum, False Rue-anemone. Phen: (Jan-) Mar-Apr; May. Hab: Rich forests, either on natural levees with very nutrient rich sediments or on slopes with underlying mafic or calcareous rocks. Dist: Mainly west of the Appalachians, W. NY, s. ON and MN south to TN, ne. MS (Tishomingo County), and AR; disjunct east and south of the Blue Ridge in VA, NC, SC, the FL Panhandle, and s. AL. Buckingham, Singhurst, & Paez (2020) discussed its distribution in Texas.

Origin/Endemic status: Native

Synonymy: = Ar, Fl2, FNA3, Il, K1, K3, K4, Mi, NY, Tn, Va, WH3; = Isopyrum biternatum (Raf.) Torr. & Gray – C, F, G, GrPl, RAB, S, Tx; = n/a – Pa

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