Campyloneurum tenuipes Maxon

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Campyloneurum tenuipes Maxon

Descripción

Rhizomes short-creeping, 4–7 mm diam., brown; rhizome scales dense, brown, linear-lanceolate, each with a nearly hairlike tip and peltate base, 5–8 mm long, 1–1.5 mm wide, clathrate; fronds 30–80 cm long, clumped (2–10 mm apart); stipes 8–18 cm mm, 1⁄3 to equalling the blade length; blades chartaceous, narrowly elliptic to linear-oblong, 4–9 cm wide, bases cuneate, apices abruptly narrowed and caudate; lime dots absent adaxially; areoles 6–10 rows between midribs and margins, excurrent veinlets 2 or 3 per areole, if 3, the middle one sometimes completely bisecting the areole; main lateral veins prominent, secondary veins regularly anastomosing; sori 6–10-seriate between midribs and blade margins, in two regular rows between main lateral veins, each sorus in its own areole; 2n=74 (Oax, Chis).A

Forma de crecimiento

Hierba

Forma de vida

o Epipétrica, raramente Epífita. TerrestreA

Nutrición

Autotrófica

Ejemplar revisado

Chis (Breedlove 22308, DS, NY; Miller et al. 2697, UC). Col (Sanders 11708, NY, UC). Gro (Hinton 14059, NY, UC; Lorea 2890, IEB, UC). Oax (Mickel 4828, 5097, 6050, NY, UC). Pue (Ventura A. 22364, IEB, NY). Qro (Carranza 1049, IEB). Ver (Conzatti 590, MEXU).
Unverified, Doubtful, or Mistaken Reports. Mich (Hinton 11177, US, cited by León, 1992, but not verified).A

Distribución

Centroamérica: Guatemala PresenteA; Honduras PresenteA, México (país) Nativo y no endémicoA

Elevación

1000 – 2300 mA

Ecología y Hábitat

Woods along streams.A

Tipo de vegetación

Bosque de pino-encino, 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

Campyloneurum tenuipes is similar to C. xalapense, but has longer stipes, larger rhizome scales with scales more decidedly clathrate and larger cell lumina, conspicuous lateral veins, and 6–10-seriate sori.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]