Cheilanthes fendleri Hook.
Descripción
Rhizomes short- to long-creeping, horizontal, 1–3 mm diam.; rhizome scales lanceolate, often deciduous with age, mostly concolorous brown, lustrous, ca. 2 mm long, entire; fronds to 30 cm long, approximate to distant; stipes ca. 1⁄2 the frond length, dark reddish brown, terete, lustrous, with scattered, loosely imbricate, linear, whitish scales 1–2 mm long; blades lanceolate to narrowly oblong, 3–4-pinnate, 1.5–5 cm wide; pinnae 10–14 pairs, equilateral; costae abaxially with scales lanceolate to deltate-lanceolate, truncate to subcordate, bases without overlapping lobes, strongly imbricate, often concealing segments, entire to denticulate, lacking cilia; ultimate segments bead-like, the largest 1.5–3 mm; adaxial surfaces glabrous; abaxial surfaces glabrous or with a few scales near segment bases; laminar margins recurved, but not differentiated; sporangia 64-spored; spores brown; 2n=60 (USA).A
Ejemplar revisado
BCN (McGill & Pinkava P12330, ASC; Moran 15482, US, 24571, SD; Moran & Thorne 14204, ARIZ, SD, UC; Wiggins & Demaree 4956, DS, NY, 5005, DS; Yatskievych 82-191, ARIZ). Son (White 4213, MICH).
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Elevación
1850 – 2400A
Ecología y Hábitat
Rocky slopes and ledges; found on a variety of acidic and mildly basic substrates.A
Tipo de vegetación
Bosque de pino, Bosque de pino-encinoA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
Young, sterile plants of Cheilanthes fendleri are occasionally misidentified as C. pringlei; they are distinguished from that species by having rachises that are terete (not adaxially grooved).A