Cnemidaria decurrens (Liebm.) R.M.Tryon
Descripción
Stems stout, erect, to 0.5 m tall; fronds 2–3 m long, from a compact crown; stipes green to stramineous or light brown, dark brown at base, armed with short spines, 3–4 mm long, scurfy with matted hairs and small scales, larger scales dark brown with margin narrow, pale, erose; blades 1-pinnate, rachises alate; pinnae entire to crenate, narrowly lanceolate, apices gradually pinnatifid, sessile or subsessile, bases broadly cuneate, the distal pinnae broadly adnate and decurrent on the rachises, lacking dark dots at base; laminae glabrous on both surfaces, but with twisted, matted hairs and scattered scales abaxially on costae and sometimes on veins; veins forming costal areoles, others free, connivent to sinuses; sori medial on veins, 1 mm diam.; indusia thin, tan, small, 0.3 mm long, to one side at base of sori.A
Forma de vida
TerrestreA
Ejemplar revisado
Chis (Münch 4, DS, US). Oax (Martínez C. 515, MEXU, XAL; Mickel 5889, NY, 5890, MEXU, NY; Wendt et al. 4747, MEXU). Ver (Beaman 06110, MEXU; Calzada 8369, MEXU, XAL; Lira 104, MEXU, XAL; Nee et al. 24995, MEXU; Pérez García 163, MEXU).A
Elevación
100–1350 mA
Ecología y Hábitat
At lower middle elevations of the Atlantic slope.A
Tipo de vegetación
Selva alta, Bosque de neblina/mesófiloA
Categoría IUCN
No incluidaC
Categoría NOM-059-SEMARNAT-2010
Sujeta a protección especial (Pr)D
Discusión taxonómica
Cnemidaria decurrens is distinguished from C. apiculata by having decurrent pinnae, less incised pinna margins, and regular costal areoles.A