Flora of the Southeastern United States
2022 Edition

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OPHIOGLOSSACEAE

Ophioglossum pycnostichum (Fernald) Á. Löve & D. Löve. Southern Adder’s-tongue. Phen: Mar-Jul. Hab: Bottomland forests, moist loamy soils of successional forests and old fields. Dist: S. NJ, IN, IL, and s. MI south to GA, MS, and e. TX; s. Mexico.

Origin/Endemic status: Native

Syn: = Ar, Tn, Va, W; = Ophioglossum vulgatum var. pycnostichum – C, F, GrPl, Pa, RAB, WV; < Ophioglossum vulgatum – ETx1, FNA2, G, Il, K1, K3, K4, Meso1, Mo1, Sf, Tx, TxFerns

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