Ophioglossum crotalophoroides Walter

  • Authority

    Mickel, John T. & Beitel, Joseph M. 1988. Pteridophyte Flora of Oaxaca, Mexico. Mem. New York Bot. Gard. 46: 1-580.

  • Family

    Ophioglossaceae

  • Scientific Name

    Ophioglossum crotalophoroides Walter

  • Description

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    Species Description - Stem globose-bulbous, non-proliferous, 3-10 mm diam.; fronds 1-3 per stem, 2-4 cm long, common stalk 0.3-3.0 cm long; sterile blade 0.84 cm long, 0.8-2 cm wide, ovate, base cordate, abruptly contracted, apex pointed to rounded; venation reticulate, not easily visible because of thick texture of blade; sporophore 1-9 cm long; fertile spike 3-10 mm long.

  • Discussion

    Type. United States. Carolina, Walter s.n. (BM?). Ophioglossum crotalophoroides is distinct in its globose-bulbous rhizome.

  • Distribution

    Terrestrial in damp meadows, pastures and open pinelands; Mexico (Dgo, Nay, Mex, Mich, Chis); se US; Guat to CR; Hisp; Col & Ven to Chile & Arg.

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