The World Flora Online

14. Campyloneurum repens (Aubl.) C. Presl, Tent. Pterid. 190: (1836).

Por B. León.

Polypodium repens Aubl., Hist. Pl. Guiane 2: 962 (1775). Lectotipo (designado por Proctor, 1985): Plumier, Traité Foug. Amér. t. 117 (1705).

Cyrtophlebium repens (Aubl.) J. Sm.

Epífitas o hemiepífitas; rizoma 1-3(-4) mm de diámetro, no pruinoso, las escamas lanceoladas, clatradas, discoloras, castaño claro o castaño, los márgenes diferenciados, las células 2 veces más largas que anchas, la base auriculada o entera; hojas 20-60 cm, remotas; pecíolo 0.5-3(-5) cm, articulado, pajizo o castaño; lámina 2.5-6(-8) cm de ancho, 9-20 veces más larga que el pecíolo, lanceolado-oblonga o lanceolado-obovada, algunas veces linear-lanceolada, herbáceo-cartácea, brillante sólo en el envés, glabra, entera, la base generalmente atenuada, el ápice caudado o acuminado; costa prominente; nervaduras primarias prominulosas o prominentes en ambas superficies, levemente flexuosas o rectas; aréolas (4-)6-12 entre la costa y el margen; soros medios o subterminales. Selvas altas perennifolias de áreas bajas y premontanas. Ch (Breedlove 32816, F); B (Croat 24462, MO); G (Steyermark 39065, F); H (Standley 54150, F); N (Grijalva y Araquistan 42, MO); CR (Davidse 24149, MO); P (Gentry 5667, MO). 50-1400 m. (S. México, Mesoamérica, Colombia, Venezuela, Guayanas, Ecuador, Perú, Bolivia, Brasil, Antillas.)

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Campyloneurum repens (Aubl.) C. Presl, Tent. Pterid. 190. 1836; Polypodium repens Aubl.; C. fasciale (Humb. & Bonpl. ex Willd.) C. Presl.  Fig. 26 I, J.

Epífitas; rizoma corta a largamente rastrero, con escamas ovado-lanceoladas, 1–4 mm de largo, opa­cas; hojas distantes entre sí; pecíolo ca 1/10 de la longitud de la hoja, el tejido laminar estrechamente decurrente casi hasta la base, articulado, pajizo a café claro; lámina angos­tamente elíptica u oblanceolada, 20–40 cm de largo y 2–8 cm de ancho, costa visible sobre ambas super­ficies, base atenuada, ápice acuminado, glabra; ner­vios visibles en ambas superficies, forman­do (5) 6–10 hileras de aréolas entre la costa y el margen.

Nebliselvas, pluvioselvas y bosques húmedos; Grijalva 42, Neill 3414; 0–1000 m; México a Bolivia y Brasil, Cuba, Jamaica, Puerto Rico y las Antillas Menores. NT

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Rhizome slender, creeping, mostly 2-3 mm diam., green, nearly naked at maturity; rhizome scales 2-3 mm long, 0.3-0.5 mm wide, clathrate, narrowly lanceolate-deltate with long-attenuate tip; fronds 20-40 cm long, 3.5-5.5 cm broad, distant; stipe lacking or extremely short; blade narrowly decurrent to base, narrowly elliptic to narrowly oblanceolate, margin with rare, shallow teeth, apex acute to long-acuminate or caudate; main lateral veins prominent and larger than cross-veins, fertile veinlets very short with the sori nearly resting on the cross veins (secondary veins) and no partitioning veinlet; sori 6-8-se-riate between midvein and margin, in two distinct rows between primary veins, two per areole; conspicuous nectaries in acroscopic axils of lateral veins.

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Rhizomes slender, creeping, mostly 2–3 mm diam., green, nearly naked at maturity; rhizome scales sparse, narrowly lanceolate-deltate with long-attenuate tips, 2–4 x 0.5–1 mm, weakly clathrate, the cells elongate, at least twice as long as wide, margins lighter colored; fronds 20–50 cm long, distant (7–15 mm apart); stipes absent or very short, 1–10 cm long, 1/20–1/5 the length of the blades; blades chartaceous, narrowly elliptic to narrowly oblanceolate, 4–6(–8) cm wide, narrowly cuneate and decurrent at bases, apices acute to long-acuminate; lime dots absent adaxially; areoles (4–)6–12 rows between midribs and margins, 1.5–3 times broader than long, excurrent veinlets usually 2 per primary areole, free, not partitioning the areoles; main lateral veins prominent, secondary veins regularly anastomosing; sori 6– 12-seriate between midribs and blade margins, in two regular rows between main lateral veins, two per primary areole.

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Rhizomes long-creeping or pendent, green to blackish, covered by acuminate, brown, pale-margined, appressed scales 2-3.5 mm long. Fronds separate, glabrous, 20-75 cm long; petiole 3-15 cm long, covered by caducous scales; blade linear to lanceolate, 15-60 X 3-9 cm, decurrent at base, acuminate at apex, the margins entire or sinuate; secondary veins oblique, parallel, joined by arched veinlets, with 2 free veinlets. Sori small, in 2 series between secondary veins.

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Tallo: tipo de tallo(s) largo(s) reptante(s); diam. (cm) del tallo(s) menor (es) o igual 5 cm diám.; escama(s) del tallo(s) ovada(s). Hoja: división de las lámina(s) simples; base de las lámina(s) y o pinas atenuada(s); ápice(s) de las lámina(s) y o pinas acuminado(s)/caudado(s); nervura(s) primária(s) proeminente(s)/ligeramente proeminente(s); aréola(s) primária(s) 6 a(s) 10; vénula(s) excurrente en la(s) aréola(s) primária(s) 2 o más; ángulo de las nervura(s) primária(s) 60 à 75 grados. Esporangio: soro(s) 6 a(s) 10 hilera(s).

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Caule: tipo de caule(s) longo(s) reptante(s); diâm. (cm) do caule(s) menor(es) ou igual 5 cm diâm.; escama(s) do caule(s) ovada(s). Folha: divisão das lâmina(s) simples; base das lâmina(s) e ou pinas atenuada(s); ápice(s) das lâmina(s) e ou pinas acuminado(s)/caudado(s); nervura(s) primária(s) proeminente(s)/levemente proeminente(s); aréola(s) primária(s) 6 a(s) 10; vênula(s) excurrente na(s) aréola(s) primária(s) 2 ou mais; ângulo das nervura(s) primária(s) 60 à 75 graus. Esporângio: soro(s) 6 a(s) 10 fileira(s).

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Stem: type of the stem long trailling; diam. (cm) of the stem smaller or equal 5 cm diam.; scale of the stem ovate. Leaf: division of the blade simple; base of the blade and or pinae attenuate; apex of the blade and or pinae acuminate/caudate; veins primary prominent/slightly proeminent; areole primary 6 the 10; venule excurrent on the areole primary 2 or more; angle of the veins primary 60 to 75 degrees. Sporangium: sori 6 the 10 row.

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• 1
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Erva

Epífita

Epiphytic in wet montane forest; Ixtlán, Juchitán [=Veracruz, Wendt et al. 2820, 3471 (NY)]; (130-)450-600 m. Mexico (Ver, Oax, Chis); Guat to Pan; WI; Col & Gui to Bol & Braz.

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Epiphytic in wet montane forests, tropical rain forests, tropical evergreen forests; 130–600 m. Mexico; Guat, Bel, Hond, Nic, CR, Pan; Cuba, Jam, PR, L Ant; Col, Ven, Guy, Sur, Fr Gui, Ec, Peru, Braz, Bol.

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Rather common, in lowland forest.

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