Euphorbia pubentissima Michaux. Southeastern Flowering Spurge. Phen: Apr-Sep. Hab: Dry woodlands, sandbars, cobblebars, rock outcrops, longleaf pine sandhills. Dist: C. MD, VA, and c. and sw. TN, south to Panhandle FL and s. MS.

Origin/Endemic status: Endemic

Synonymy: = Agaloma pubentissima (Michx.) D.B.Ward – Ward (2001); = Euphorbia corollata L. var. paniculata Boiss. – C, Govaerts, Frodin, & Radcliffe-Smith (2000); < Euphorbia corollata L. – G, W; >< Euphorbia corollata L. var. corollata – RAB; > Euphorbia corollata L. var. paniculata Boiss. – F; > Euphorbia corollata L. var. zinniiflora (Small) H.E.Ahles – RAB; < Euphorbia pubentissima Michx. – Fl2, FNA12, Il, K1, K3, K4, Tn, Va, WH3, Huft (1979), Park (1998); > Euphorbia zinniiflora Small – F, WV; > Tithymalopsis paniculata (Boiss.) Small – S, S13; > Tithymalopsis zinniiflora (Small) Small – S, S13

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Heliophily: 7