Serpocaulon dissimile (L.) A.R.Sm.
Descripción
Rhizomes creeping, 6–14 mm diam.; rhizome scales clathrate, 7–12 mm long, long-attenuate; fronds 20–100 cm long, distant; stipes ca. 1⁄4 the frond length, stramineous, with abundant short white hairs 0.3–0.5 mm long; blades 1-pinnate, narrowly oblong, 6.5–22 cm wide, apices pinnatifid, margins entire; pinnae (12–)30–36 pairs, linear-deltate, falcate, acuminate, broadly adnate, generally not decurrent or surcurrent, proximal pinnae constricted basiscopically; laminae on both sides evenly and densely pubescent with short white hairs 0.5–0.8 mm long, costae and rachises with longer dense hairs 1 mm long, margins slightly undulate; veins netted with 3–4 rows of areoles between costae and margins; sori round, in (2–)3(–4) rows between costae and margins; sporangia glabrous; 2n=74 (Jam).A
Forma de vida
EpífitaA
Ejemplar revisado
(Related to the synonym Polypodium dissimile) Chis (Breedlove 27949, NY; Stevens & Martínez S. 25859, NY, UC). Oax (Hallberg 1281, NY, US, 1573, NY; Mickel 6348, NY).A
Elevación
350 – 950 mA
Tipo de vegetación
Selva altaA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
(In relation to the synonym) Polypodium dissimile is distinguished by its clathrate rhizome scales, densely hairy blades, and broadly adnate pinnae.A