Euphorbia maculata Linnaeus. Phen: Jan-Dec. Hab: Gardens, fields, disturbed places, crevices in pavement or sidewalks. Dist: QC west to ND, south to s. FL and TX, south into tropical America; introduced in various places worldwide.
Origin/Endemic status: Native
Synonymy: = Ar, Bah, C, FNA12, G, GrPl, K3, Mex, Mi, NE, NY, Pa, Tn, Tx, Va, W, Govaerts, Frodin, & Radcliffe-Smith (2000); = Chamaesyce maculata (L.) Small – Fl2, GW2, Il, K1, NcTx, S, WH3; < Euphorbia maculata L. – K4; > Euphorbia supina Raf. – F, RAB, WV