*Ophioglossum petiolatum Hooker. Phen: Feb-Jul (-Nov). Hab: Maritime wet grasslands, wet pine flatwoods, moist ditch banks, and grassy roadside flats. Dist: Se. VA south to FL and west to TX and OK; West Indies; Central America to n. South America; Asia.
Origin/Endemic status: Native
Other Comments: First reported for NC by Thomas & Marx (1979). Wagner & Wagner in FNA (1993b) and Peck (2011) suggest that this species is likely introduced in North America (from a native distribution in Asia).
Synonymy: = Ar, ETx1, Fl1, FNA2, FoC, K1, K3, K4, Mo1, RAB, Tx, TxFerns, Va, WH3; = n/a – C; > Ophioglossum floridanum E.St.John – Sf