Pleopeltis guttata (Maxon) E.G.Andrews & Windham
Descripción
Rhizomes creeping, 2–3 mm diam.; rhizome scales 1–1.5 mm long, bicolorous, each with narrow black center and broad, thin, membranous, ruffled margins, cell lumina not occluded in the dark central streak; fronds 15–25 cm long; stipes 1⁄3–1⁄2 the length of the fronds, reddish brown to atropurpureous, glabrous; blades pinnatisect, oblong-deltate, not narrowed at bases, 4.5–7 cm wide; pinnae 12–15 pairs, linear, (3–)4–7 mm wide, not or barely constricted near bases, obtuse to rarely acute at apices, the margins entire to minutely crenulate; distal pinnae slightly ascending; veins not visible; abaxial blade scales (0.5–)1–1.2 mm long, ovatelanceolate, orange-tan to brown; adaxial surfaces glabrescent with hydathodal pits; sori round, medial; sporangia glabrous.A
Forma de vida
Epipétrica.A
Ejemplar revisado
(Related to the synonym Polypodium guttatum) Ags (Corres 15303, GUADA). BCS (Brandegee 653, NY). Chih (Correll & Gentry 23049, UC, US). Coah (McPherson 893, NY). Dgo (Tenorio L. 8083, MEXU). Gto (McVaugh 24112, NY). Hgo (Rivera 58, NY). Méx (Rzedowski 24040, ARIZ, ASC, NY). Mich (Rzedowski 42223, IEB). NL (Hinton et al. 22239, NY). Oax (Ernst 2367, MEXU). Pue (Ventura A. 8357, NY). Qro (Fernández N. 1550, NY). SLP (Parry & Palmer 973, NY). Tam (Clausen 7401, NY). Ver (Chazaro B. et al. 6096, IEB). Zac (Johnston et al. 11570, CAS).
Unverified, Doubtful, or Mistaken Reports. Mor (Cardoso 6, UAMIZ, cited by Riba et al., 1986, but specimen is Polypodium madrense). Sun(reported by Vega et al., 1995, but not verified).A
Unverified, Doubtful, or Mistaken Reports. Mor (Cardoso 6, UAMIZ, cited by Riba et al., 1986, but specimen is Polypodium madrense). Sun(reported by Vega et al., 1995, but not verified).A
Distribución
México (país) EndémicoA
Elevación
1575 – 3400 mA
Ecología y Hábitat
On steep, rocky mountainsides.A
Tipo de vegetación
o bosque de encino-pino. Bosque de encinoA
Categoría IUCN
No incluidaB
Categoría NOM-059-SEMARNAT-2010
No incluidaC
Discusión taxonómica
(In related to the synonym Polypodium guttatum) This species is distinct by the obtuse to broadly acute pinnae, large laminar scales, and yellow-green blades.A