Malaxis unifolia Michaux. Phen: Apr-Aug. Hab: Bogs, moist forested slopes, in the Sandhills in longleaf-oak-hickory forests, often rooted in moss. Dist: NL (Newfoundland) and FL west to MN, IA, MO, e. OK, and e. TX; also in Mexico, Cuba, the West Indies, and Central America.
Origin/Endemic status: Native
Synonymy: = Ar, ETx1, F, FNA26, Il, K1, K3, K4, Mi, Mo1, NE, Tn, Tx, Va, WH3, Catling (1991); < Malaxis unifolia Michx. – C, G, GW1, Pa, RAB, S, W, WV, Correll (1950), Luer (1975)