Elaphoglossum huacsaro (Ruiz) Christ
Descripción
Rhizomes compact, often 5–10 cm long, 3–5 mm diam., apices ascending; rhizome scales lanceolate, concolorous, castaneous to black, 1–3 mm long, lustrous, entire, each often with a tortuous hair-like tip; fronds 17–34 cm long, approximate; phyllopodia present but obscured by scales; stipes 1⁄4–1⁄3 of sterile frond length, orange to brown; stipe scales ca. 1 mm long, mostly appressed, some spreading, lanceolate, dark to pale, the larger ones often dark-tipped; sterile blades (6–)15–24 X 0.8–1.6 cm, linear, chartaceous to subcoriaceous, bases narrowly cuneate, apices obtuse to rounded; veins obscure, ca. 1 mm apart, at 60–75° angle to costa; hydathodes absent; blade scales reduced to resinous dots on both surfaces, costal scales ca. 1 mm long, lanceolate, spreading, and scales along adaxial lamina margins 0.2–0.6 mm long, appressed, ovate, entire; fertile fronds far exceeding the sterile in length, stipes 2⁄3 of frond length, nearly as long as the entire sterile leaf, blades narrow, (6–)8–11 mm wide, intersporangial scales absent.A
Forma de vida
Epipétrica, TerrestreA
Ejemplar revisado
Chis (Breedlove 22412, ENCB, NY, 23167, 32336, DS; Lloyd 4064, ENCB).A
Elevación
1700 – 2200 mA
Ecología y Hábitat
On steep roadbanks.A
Tipo de vegetación
Bosque de pino-encino, Bosque de neblina/mesófiloA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
Elaphoglossum huacsaro is distinct by the linear fronds with resinous dots abaxially and small marginal scales adaxially, obtuse blade apices, ascending rhizomes, and terrestrial habitat.A
Bibliografía
C. SEMARNAT 2019: MODIFICACIÓN del Anexo Normativo III, Lista de especies en riesgo de la Norma Oficial Mexicana NOM-059-SEMARNAT-2010: 101 pp. – https://www.dof.gob.mx/nota_detalle.php?codigo=5578808&fecha=14/11/2019#gsc.tab=0 [accessed 2023-05-04 06:16]