Selaginella sertata Spring

  • Authority

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

  • Family

    Selaginellaceae

  • Scientific Name

    Selaginella sertata Spring

  • Description

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    Species Description - Stems suberect, rooting in lower ¼ of plant and in flagelliform portion, generally 10-20 cm long, ca. 1 mm diam., articulate, flagelliform at apex; anisophyllous above first stem branch; lateral leaves obliquely oblong, 3-4 mm long, tapering to acute apex, base truncate with central attachment, nearly right angles to stem, margin short-ciliate at base, denticulate; median leaves obliquely ovate-lanceolate, long-acuminate, base with single peltate auricle, margin ciliate; axillary leaves linear-oblong, auriculate with divergent auricles, ciliate in lower half, denticulate above; sporophylls monomorphic, green, ascending; megasporangia single at base of strobilus; megaspores gray, ca. 500 µm diam., reticulate with low muri; microspores cream-colored, spiny.

  • Discussion

    Type. “Panama” [Costa Rica, Nicoya]. Sinclair [49] (isotype K!, frag. B!). Selaginella nicaraguensis Baker, J. Bot. 21: 333. 1883. Type. “Guatemala, in forests of Grenada” [Nicaragua], Levy 360 (K, frag. NY!). See S. schizobasis and S. eurynota for comparisons.

  • Distribution

    Terrestrial in lowland wet forests along rivers and grassy roadsides on Pacific side of state; Juchitán, Juquila, Pochutla; 15-300 m. Mexico (Nay, Jal, Col, Mich, Gro, Oax, Chis); Guat to Pan.

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