Trichomanes crispum L.
Descripción
Rhizomes stout, 6–12 mm diam., short-creeping or suberect; rhizome hairs dark brown, 1–2 mm long; roots present; fronds 10–40 cm long, clumped; stipes ca. 1⁄4 the frond length, 0.8–1 mm diam., brown, non-alate, covered with hairs 1–3 mm long; blades linear to narrowly ovate, membranaceous, pinnate, not reduced at bases, 2–5 cm wide, apices pinnatifid; rachises alate only in distal part; pinnae obtuse at apices, proximal pinnae with rounded bases, margins entire, undulate to crisped; hairs simple, 1–2 mm long, on veins and along blade margins; veins free, forked, false veins absent; involucres immersed in blade tissue, 1.5–2 mm long, 1–1.2 mm wide distally, mouths flaring but sunken, not bilabiate; 2n=256 (Jam, Trin).A
Forma de vida
Terrestre, EpífitaA
Ejemplar revisado
Chis (Breedlove 42066, DS; Martínez S. 14935, XAL). Oax (Mickel 1036, ISC, MICH, US, 5725, NY, 6687, ENCB). Ver (Ramírez 1896, XAL).
Unverified, Doubtful, or Mistaken Reports. Tab (Becerra s.n., MEXU, cited by Pacheco, 1994, but not verified).
A
Unverified, Doubtful, or Mistaken Reports. Tab (Becerra s.n., MEXU, cited by Pacheco, 1994, but not verified).
A
Elevación
180 – 1350 mA
Ecología y Hábitat
Along Atlantic slope at middle elevations.A
Tipo de vegetación
Selva alta, Bosque de neblina/mesófiloA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
Trichomanes crispum is similar to T. galeottii (q.v.). In T. crispum, stipes are non-alate, the proximal pinnae are stalked, and the rachises are non-alate for at least the proximal 1⁄2 of their length.A