Dicksonia sellowiana Hook.
Descripción
Stems to 5 m tall, 12–15 cm diam., apices clothed with dark golden-brown hairs; fronds 2–3 m long; stipes short, dark at bases, brown to stramineous distally, spines absent, bearing golden brown hairs to 4–5 cm long; blades tripinnate to tripinnatepinnatifid, coriaceous, primary pinnae to 70 X 20 cm, smaller toward blade bases, essentially sessile, stalks less than 1 cm; hairs scattered on axes abaxially, 2–3 mm long, short hairs on adaxial costules; sori marginal, bivalvate, 1 mm long, paraphyses numerous, 1 mm long.A
Forma de vida
TerrestreA
Ejemplar revisado
Chis (Breedlove 32654, DS, MEXU, NY; Purpus 6716, BM, MO). Gro (Lorea 2390, ENCB, FCME, IEB; Rzedowski & McVaugh 21, CAS, ENCB, IEB, MEXU, MICH, NY). Hgo (Gimate 977, ENCB, MEXU). Oax (González & Conzatti 724, US; Mickel 5348, ENCB, MEXU, NY, US). Pue (Riba et al. 297, MEXU, NY, US; Ventura A. 8091, ENCB, MEXU, NY). Ver (Ventura A. 287, XAL).A
Elevación
1450 – 2450 mA
Tipo de vegetación
Bosque de neblina/mesófiloA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
Sujeta a protección especial (Pr)C
Discusión taxonómica
Several names have been applied to this species in different parts of its range, but there seems to be only one widespread species of Dicksonia in America and regional variation does not seem to be taxonomically useful. Mexican material has previously been referred to D. gigantea.A