Flora of the Southeastern United States
2022 Edition


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Ophioglossum pusillum Rafinesque. Northern Adder’s-tongue. Phen: Mar-Jul. Hab: Wet meadows, swamp edges. Dist: NS west to ND and BC, south to w. VA, n. IN, n. IL, and w. NE, w. WY, w. MT, and CA.

Origin/Endemic status: Native

Syn: = FNA2, Il, K1, K3, K4, NE, NY, Pa, Va; = Ophioglossum vulgatum var. pseudopodum – C, F, GrPl, WV; < Ophioglossum vulgatum – G

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image of plant© Erik Danielson
image of plant© Erik Danielson
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