Circaea canadensis (Linnaeus) Hill. Canada Enchanter's-nightshade. Phen: Jun-Aug. Hab: Mesic, nutrient-rich forests. Dist: NS and NB west to se. MB and ND, south to e. NC, c. SC, s. GA, LA, OK, and NE.
Origin/Endemic status: Native
Syn: = K3, K4, NY, Xie et al (2009); = Circaea canadensis (L.) Hill ssp. canadensis – Ar, Mi, NE, Pa, Va, Boufford (2005), Wagner, Hoch, & Raven (2007); = Circaea latifolia Hill – S; = Circaea lutetiana L. ssp. canadensis (L.) Asch. & Magnus – FNA10, GrPl, Il, K1, RAB, Tn, W, Boufford (1983 [1982]), Munz (1965); = Circaea lutetiana L. var. canadensis L. – C; = Circaea quadrisulcata (Maxim.) Franch. & Sav. ssp. canadensis (L.) Á.Löve & D.Löve; = Circaea quadrisulcata (Maxim.) Franch. & Sav. var. canadensis (L.) Hara – G, Tx, WV; > Circaea canadensis (L.) Hill var. canadensis – F; > Circaea canadensis (L.) Hill var. virginiana Fernald – F; > Circaea quadrisulcata (Maxim.) Franch. & Sav. var. canadensis (L.) Hara – F
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