Didymoglossum reptans (Sw.) C.Presl

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Didymoglossum reptans (Sw.) C.Presl

Descripción

Rhizomes slender, 0.3 mm diam., long-creeping; rhizome hairs dense, dark brown, 0.5 mm; roots absent; fronds 2.5–8 cm long, distant; stipes ca. 1⁄10–1⁄3 the frond length, terete to flattened, 0.8 mm wide, with dark brown hairs 0.3–0.5 mm long; blades variable in shape, broadly lanceolate, ovate, or obovate, pinnatifid to bipinnatifid, 1.5–3.5 cm wide; rachises alate in distal 1⁄2; pinnae non-overlapping, membranaceous, margins ± with sparse, black, forked hairs and stellate hairs in sinuses, scattered clavate hairs 0.1 mm long on veins and involucres; veins free, major ones strongly pinnate, false veins parallel to true veins, many unconnected, some parallel to and very near the blade margins; involucres exserted to slightly immersed, 2.5 X 1.0–1.2 mm, 0.8–1 mm wide at middle, mouths flaring, bilabiate, dark-margined, lips 0.5 mm long.A

Forma de crecimiento

Hierba

Forma de vida

o epipétrica. EpífitaA

Nutrición

Autotrófica

Ejemplar revisado

(Related to the synonym Trichomanes reptans) Chis (Breedlove 32612, MICH; Somers 281, NY). Gro (Lorea 1997, FCME). Hgo (Gimate L. 971, MEXU). Jal (McVaugh 20438, NY). Oax (Mexia 9267a, NY; Mickel 982, ENCB, ISC, MICH, US). Pue (Barnes & Land 500, US). Ver (Pringle 10809, LL, UC, XAL; Purpus 8333, NY, UC).A

Distribución

Caribe PresenteA, Centroamérica: Costa Rica PresenteA; El Salvador PresenteA; Guatemala PresenteA; Honduras PresenteA; Nicaragua PresenteA; Panamá PresenteA, México (país) Nativo y no endémicoA, Sudamérica PresenteA

Elevación

900 – 2500 mA

Tipo de vegetación

Selva alta, Bosque de neblina/mesófiloA

Categoría IUCN

No incluidaB

Categoría NOM-059-SEMARNAT-2010

No incluidaC

Estatus del taxón

(A) Como definida actualmente, probablemente una entidad natural (monofilética)

Discusión taxonómica

(In relation to the synonym Trichomanes reptans) Closely resembling T. bucinatum, T. reptans is distinct by its non-stalked sori, narrow involucral lips, and marginal forked and stellate hairs restricted to the sinus bases.A

Bibliografía

A. Mickel, J. T. & Smith, A. R. 2004: The Pteridophytes of Mexico Vol. 88
B. IUCN 2022: The IUCN Red List of Threatened Species. Versión 2022-2
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]