Doryopteris pedata subsp. palmata (Willd.) Hassl.

  • Authority

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

  • Family

    Pteridaceae

  • Scientific Name

    Doryopteris pedata subsp. palmata (Willd.) Hassl.

  • Description

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    Variety Description - Rhizome short-creeping, compact, stout; rhizome scales 4-5 mm long, 0.8 mm wide, bicolorous, tan with atropurpureous central streak; fronds to 45 cm long, clumped; stipe 3/5-¾ the frond length, stout, terete, atropurpureous, lustrous, with minute brown clavate hairs (0.1 mm long or less), scaly only near base; blade pedate, to 17 cm across, with two buds with bicolorous scales at base of blade, bipinnatifid, firm to subcoriaceous; veins obscured except for dark primary veins, veins netted, visible with light from behind; sterile margin irregularly crenulate; fertile margin entire; sori marginal, continuous, breaking up at segment tips, indusium entire, 0.5 mm wide; spores tan.

  • Discussion

    Pteris palmata Willdenow, Sp. pl. 5: 357. 1810. Doryopteris palmata (Willdenow) J. Smith, J. Bot. (Hooker) 4: 163. 1841. Type. Venezuela. Caracas, Bredemeyer s.n. (B-Willd. 19957!; photo US). Doryopteris pedata var. palmata is distinguished from D. concolor by the netted veins, puberulent stipe and buds at the base of the blade. Doryopteris pedata var. pedata (limited to the West Indies) differs in lacking proliferous buds.

  • Distribution

    Dry, rocky slopes; Villa Alta; 1500-1850 m. Mexico (Ver, Gro, Oax, Chis); Guat to CR; Ven to Bol & Gal.

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