Krigia biflora (Walter) S.F. Blake ssp. biflora . Phen: May-Oct. Hab: Rich, moist forests. Dist: Var. biflora ranges from MA s. ON and MN south to GA, AL, MS, AR, and e. OK; the smaller var. viridis (Standley) Kim occurs in CO, AZ, and NM.
Origin/Endemic status: Native
Taxonomy Comments: The natural hexaploid hybrid Krigia ×shinnersiana K.L. Chambers [K. biflora × montana] is documented from the Craggy Mountains, Buncombe County, NC (Chambers 2004; Kim & Turner 1992).
Synonymy: = Mi; = Cynthia virginica (L.) D.Don – S; < Krigia biflora (Walter) S.F.Blake – C, F, FNA19, G, GrPl, Il, K3, K4, NY, Pa, RAB, SE1, Tn, W, WV; < Krigia biflora (Walter) S.F.Blake var. biflora – NE, Va, Kim & Turner (1992)