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Ophioglossum crotalophoroides Walter. Bulbous Adder’s-tongue. Phen: Mar-May (-Sep). Hab: Moist ditch banks, grassy roadside flats, lawns, cemeteries, moist pine woodlands. Dist: E. NC (Dare County) south to FL and west to c. TX; also in Mexico, the West Indies, Central America, and South America.

Origin/Endemic status: Native

Synonymy: = Ar, ETx1, Fl1, FNA2, K3, K4, Meso1, Mo1, RAB, S13, Sf, Tn, Tx, TxFerns, WH3; = Haukia crotalophoroides (Walter) Li Bing Zhang & Liang Zhang – Zhang & Zhang (2022); = n/a – C; > Ophioglossum crotalophoroides Walter var. crotalophoroides – K1; > Ophioglossum crotalophoroides Walter var. nanum Osten ex de Lichtenstein – K1

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC
  • Eastern Mountains and Piedmont: FAC
  • Great Plains: FAC
  • Midwest: UPL

Heliophily ?: 8

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image of plant© Alan Cressler: Ophioglossum crotalophoroides, Stone Mountain Park, Dekalb County, Georgia 2 by Alan Cressler source | Original Image ⭷
image of plant© Alan Cressler: Ophioglossum crotalophoroides, Macon County, Georgia 4 by Alan Cressler source | Original Image ⭷
image of plant© Aidan Campos source | Original Image ⭷
image of plant© Alan Cressler: Ophioglossum crotalophoroides, Woodruff-Seminole Site, U.S. Army Corps of Engineers, Decatur County, Georgia 2 by Alan Cressler source | Original Image ⭷
image of plant© Floyd A. Griffith | Original Image ⭷
image of plant© Floyd A. Griffith | Original Image ⭷
image of plant© Bruce Sorrie | Original Image ⭷

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