Notholaena brevistipes Mickel
Descripción
A N. affinis pilis et squamis reductis abstans. (L., brevis, short, stipes, stipe, alluding to the short stipes.)
Rhizomes compact, horizontal, ca. 3 mm diam.; rhizome scales linear-lanceolate, 3–4 mm long, dark reddish brown, concolorous, sclerotic, lustrous, margins stiffly ciliate-denticulate; fronds (14–)20–27 cm long, clumped; stipes 1⁄30–1⁄12 the frond length, atropurpureous to castaneous, terete, with scattered scales like those of rhizomes; blades narrowly elliptic, pinnate-pinnatifid, 2.2–3.3 cm wide, rachises terete, puberulent on adaxial surfaces with short, erect brown hairs 0.3–0.6(–1) mm long, also with scattered, stiff, brown, spreading hairs or narrow scales 0.8–1.7 mm long; pinnae (11–)17–25 pairs, equilateral, very shortpetiolate 0.5–1 mm, pinna lobes 3–5 pairs; adaxial surfaces slightly farinose; abaxial surfaces white-farinose; laminar margins slightly curved, undifferentiated; spores tan.
A
Rhizomes compact, horizontal, ca. 3 mm diam.; rhizome scales linear-lanceolate, 3–4 mm long, dark reddish brown, concolorous, sclerotic, lustrous, margins stiffly ciliate-denticulate; fronds (14–)20–27 cm long, clumped; stipes 1⁄30–1⁄12 the frond length, atropurpureous to castaneous, terete, with scattered scales like those of rhizomes; blades narrowly elliptic, pinnate-pinnatifid, 2.2–3.3 cm wide, rachises terete, puberulent on adaxial surfaces with short, erect brown hairs 0.3–0.6(–1) mm long, also with scattered, stiff, brown, spreading hairs or narrow scales 0.8–1.7 mm long; pinnae (11–)17–25 pairs, equilateral, very shortpetiolate 0.5–1 mm, pinna lobes 3–5 pairs; adaxial surfaces slightly farinose; abaxial surfaces white-farinose; laminar margins slightly curved, undifferentiated; spores tan.
A
Ejemplar revisado
Tam (Martínez Martínez & Luyando F-1782, TEX).A
Distribución
México (país) EndémicoA
Elevación
230 – 610 mA
Ecología y Hábitat
Dry, rocky slopes.A
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
See comments under N. brachycaulis for comparison with that species.A