Austroblechnum stoloniferum (E.Fourn.) Gasper & V.A.O.Dittrich
Descripción
Rhizomes horizontal, compact and stoloniferous; rhizome scales 3–4 X 0.8–1 mm, light brown, deltate, entire; fronds strongly dimorphic, clumped, 10–35 cm long, fertile fronds taller than sterile; stipes of sterile fronds 1–6(–12) cm X 1 mm, 1⁄10–2⁄5 the frond length, atropurpureous, glabrous or the bases sparsely scaly, smooth to papillate; sterile blades pinnatifid to pinnatisect, 8–22 X (1–)2–3.5(–5) cm, chartaceous, narrowly elliptic, bases gradually reduced to distant semicircular lobes, apices gradually tapered and pinnatifid; rachises smooth or papillate, lacking scales, lacking aerophores at pinna bases; sterile pinnae 20–27 pairs, broadly adnate, oblong, mostly 1–2(–3) X 0.6–0.8 cm, somewhat falcate, apices rounded or infrequently acute, margins entire or faintly crenulate to undulate, often recurved, glabrous on both sides; veins simple to 1-forked, vein endings enlarged and readily visible on adaxial surfaces; fertile pinnae 8–18 X 0.8–2 mm; indusia 0.6–0.8 mm, subentire to erose or minutely ciliate.A
Forma de vida
TerrestreA
Ejemplar revisado
(Related to the synonym Blechnum stoloniferum) Chis (Breedlove 32053, DS, MEXU, NY). Dgo (Bashor 695, NY). Gro (Lorea 1156, FCME, MEXU). Hgo (Pringle 8752, MEXU, NY, UC, US). Méx (Hinton 7222, ENCB, NY, US). Mich (Rzedowski 46193, ENCB, IEB, MEXU). Mor (Lyonnet & Chávez 3376, MEXU, US). Oax (Mickel 4661, ENCB, MEXU, NY, UC). Pue ( Pringle s.n., 6 Oct 1909, CAS, US). Ver (Hernández M. 1571, ENCB, MEXU).A
Elevación
1600 – 3250 mA
Tipo de vegetación
Bosque de neblina/mesófilo, Selva alta, Selva mediana, Bosque de pino-encinoA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
(In relation to the synonym Blechnum stoloniferum) The small frond size, stoloniferous nature, and occurrence at higher elevations distinguish B. stoloniferum from the other members of sect. Lomaria in Mexico (B. divergens, B. lehmannii, and B. wardiae).A