Euphorbia corollata Linnaeus. Eastern Flowering Spurge. Phen: Jun-Sep. Hab: Woodlands and forests. Dist: NH and MA west to s. ON, MI, WI, MN, and NE, south to se.VA, c. NC, n. GA, s. AL, and e. TX (some of the northern distribution may be by expansion northwards in disturbed areas).

Origin/Endemic status: Native

Taxonomy Comments: Huft (1979) considered E. marilandica a sporadic growth form of E. corollata.

Synonymy ⓘ: = Ar, FNA12, GrPl, K1, K3, K4, Mi, NcTx, NE, NY, Pa, Tn, Tx, Va, WV, Huft (1979), Park (1998); = Euphorbia corollata L. var. corollata – RAB; > Euphorbia corollata L. – Tat; >< Euphorbia corollata L. – G, W; < Euphorbia corollata L. var. corollata – Govaerts, Frodin, & Radcliffe-Smith (2000); > Euphorbia corollata L. var. corollata – C, F, Il; > Euphorbia corollata L. var. mollis Millsp. – F, Il; > Euphorbia marilandica Greene – C, F, G, Tat; > Tithymalopsis corollata (L.) Klotzsch – S, S13; > Tithymalopsis joorii (Norton) Small – S13; > Tithymalopsis olivacea Small – S, S13

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Heliophily ⓘ: 7