Comandra umbellata (Linnaeus) Nuttall var. umbellata . Phen: Apr-Jul; Jul-Aug. Hab: Dry forests and woodlands, woodland borders, glades, usually in acidic soils and most common in oak/heath forests. Dist: Var. umbellata ranges from ME to e. ND, south to SC, n. GA, n. AL, n. MS, s. AR, e. OK, and c. KS.
Origin/Endemic status: Native
Taxonomy Comments: Other varieties are western or (allegedly) of the Balkan region of Europe. These taxa are sometimes treated at specific or subspecific rank (see synonymy).
Synonymy: = C, Va; = Comandra umbellata (L.) Nutt. ssp. umbellata – Ar, FNA12, GrPl, K1, K3, NE, NY, Piehl (1965); > Comandra richardsiana – F, G; < Comandra umbellata (L.) Nutt. – Il, Mi, Pa, RAB, S, Tn, W, WV; > Comandra umbellata (L.) Nutt. – F, G