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Ophioglossum petiolatum Hooker. Long-stem Adder’s-tongue. 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, K1, K3, K4, Mo1, RAB, Tx, TxFerns, Va, WH3, Lin et al (2013); = n/a – C; > Ophioglossum floridanum E.St.John – Sf

Links to other floras: = Ophioglossum petiolatum - FNA2

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC
  • Great Plains: FACW

Heliophily ⓘ: 9

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image of plant© Keith Bradley | Original Image ⭷
image of plant© Keith Bradley | Original Image ⭷
image of plant© Jay Horn source | Original Image ⭷
image of plant© Jay Horn source | Original Image ⭷
image of plant© Alan Cressler: Ophioglossum petiolatum, Fakahatchee Strand, Fakahatchee Strand Preserve State Park, Collier County, Florida 1 by Alan Cressler source | Original Image ⭷
image of plant© Alan Cressler: Ophioglossum petiolatum, Fakahatchee Strand Preserve State Park, Collier County, Florida 3 by Alan Cressler source | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷
image of plant© Scott Ward | Original Image ⭷

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