Polygala verticillata Linnaeus var. verticillata . Phen: Jun-Sep. Hab: Dry woodlands, woodland borders, openings, fields. Dist: ME west to MI, south to w. VA, w. NC, and TN.
Origin/Endemic status: Native
Taxonomy Comments: The validity and relative distributions, habitats, phenology of the two varieties need additional assessment in the herbarium and the field.
Synonymy: = C, F, G, GrPl, Il, K1, Pa, WV; = Polygala pretzii Pennell – S; < Polygala verticillata L. – Ar, FNA10, K3, K4, Mi, NE, NY, Tn, Va, W; < Polygala verticillata L. var. verticillata – RAB