Commelina diffusa Burman f.. Phen: Jun-Oct. Hab: Mudflats, alluvial margins, bottomlands, also fields and disturbed ground. Dist: VA west to MO, south to s. FL and s. TX, Mexico, Central America, South America, and the West Indies. Probably native in our area, but sometimes regarded as an Old World species. Encountered very early inland, so plausible as native or as an early introduction.
Origin/Endemic status: Native
Synonymy: = Bah, C, ETx1, F, G, GrPl, Il, Meso6, Mex, Mo1, NcTx, Pa, RAB, Tn, Tx, Va, W, WI; = Commelina diffusa Burm.f. var. diffusa – Ar, FNA22, K1, K3, K4, NE, WH3, Faden (1993); = Commelina longicaulis Jacq. – S; < Commelina diffusa Burm.f. – GW1, Brashier (1966), Tucker (1989)