Cheilanthes galeottii (Fée) Mickel & Beitel
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Authority
Mickel, John T. & Beitel, Joseph M. 1988. Pteridophyte Flora of Oaxaca, Mexico. Mem. New York Bot. Gard. 46: 1-580.
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Family
Pteridaceae
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Scientific Name
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Description
Species Description - Rhizome short-creeping, horizontal, compact; rhizome scales 2-3 mm long, 0.5 mm wide, linear-lanceolate, black, sclerotic, lustrous, margin ciliate-denticulate; fronds to 54 cm long but generally only ca. 15-20 cm, clumped; stipe ca. 1/2 the frond length, black, terete, clothed at base with dark brown, ciliate-denticulate scales (2-3 mm long, 0.5 mm wide), becoming light brown at base and midrib, then totally light brown, and a tomentum of much-reduced dissected appressed scales, some nearly to stellate hairs; blade narrowly elliptic, only slightly narrowed at base, bipinnate to bipinnate-pinnatifid; pinnae 16-30 pairs, subcoriaceous, upper surface with sparse white to orange hairs (0.5-1.0 mm long), lower surface densely clothed with rusty, deeply ciliate scales (1 mm long, 0.5 mm wide), covering the white farina; sori at vein tips, laminar margin somewhat curved, not modified into false in-dusium; spores tan to black.
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Discussion
Notholaena galeottii Fée, Mém. foug. 5: 159. 1852. Type. Mexico. Oaxaca: Capulalpan, 3000 m, Galeotti 6565 (P?; isotypes BM!, BR! -2 sheets, K!). Notholaena arsenii Christ, Notul. Syst. (Paris) 1: 232. 1910. Lectotype (chosen by R. Tryon, 1956: 54). Mexico. Puebla: Tetele, Arsène 2046 (P). Notholaena hyalina Maxon, Amer. Fern J. 5: 4. 1915. Type. Mexico. San Luis Potosí: San José Pass, Pringle 3297 (US!). Cheilanthes galeottii is unique among Oaxacan Cheilanthes in having both farina and scales on the pinna undersurface.
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Distribution
Dry, rocky slopes in scrub, oak, or pine-oak woods; Centro, Coixtlahuaca, Etla, Huajuapan, Mixe, Putla, Sola de Vega, Teotitlán, Tlacolula; 1050-2100 m. Mexico (BC, Chih, Dgo, NL, SLP, Hgo, Sin, Nay, Jal, Col, Mich, Gro, Mor, Qro?, Mex, DF, Mor, Tlax, Ver, Pue, Oax, Chis); Guat.
Mexico North America| Guatemala Central America|