Notholaena leonina Maxon
Descripción
Rhizomes compact, horizontal, 1–2 mm diam.; rhizome scales linear, ca. 3 mm long, bicolorous, the center dark reddish brown to black with age, margins tan, lustrous, entire, but with glandular hairs when young; fronds 5–14 cm long, clumped; stipes 1⁄2 the frond length, atropurpureous, terete (rachises grooved), with scattered to sparse, lance-deltate scales 1.5–2.5 mm long and scattered farina; blades bipinnate, tripinnate at base, narrowly deltate, 2–2.5 cm wide; pinnae 4–7 pairs, equilateral; segments oblong, entire, subcoriaceous; abaxial surfaces with dense farina, white to pale yellow with age; laminar margins curved; spores black.A
Ejemplar revisado
NL (Rodríguez L. 420, TEX, 433, IEB, NY).A
Distribución
México (país) EndémicoA
Elevación
800 mA
Tipo de vegetación
Bosque de encinoA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
This species is distinct by its small size, bipinnate (to tripinnate proximally) deltate blades, dense white farina abaxially (to yellowish with age), and relatively few pinnae.A