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Published In: Flora 70: 419. 1887. (Flora) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 5/4/2018)
Acceptance : Accepted
Note : Sphagnum oxyphyllum Warnst. is a synonym fide Costa 2018.
Project Data     (Last Modified On 7/5/2018)
Plant Category: Mosses
country distribution: Venezuela, Colombia, Peru, Bolivia
EcoRegions: Páramo, Open montane
elevation: 1000-1500, 1500-2000, 2000-2500, 2500-3000, 3000-3500
substrate: leaf litter / humus
frequency: infrequent
General Reference:

Notes     (Last Modified On 7/5/2018)
Notes:

Ecology: Open montane to páramo and humid puna; boggy or seepy habitats. Elevation: 1400-3340 m (Venezuela: 1400-2500 m, Colombia: 2100-3340 m, Peru: 2600-3100 m, Bolivia: 2950 m). Distribution: Venezuela to Bolivia, Guiana, Brazil (southern and Amazonia). Assigned to section Acutifolia.

Ecología: Bosque montano a páramo y puna húmeda; sitios pantanosos o con filtraciones. Elevación: 1400-3340 m (Venezuela: 1400-2500 m, Colombia: 2100-3340 m, Perú: 2600-3100 m, Bolivia: 2950 m). Distribución: Venezuela a Bolivia, Guyana, Brasil (al sur y Amazonía). Asignada a la sección Acutifolia.

Distinguishing features include the pink to dark wine-red reddish colored plants, stem leaves with fibrils, branch leaves arranged in ranks (5-ranked when moist), when dry slenderly concave-acuminate, loosely curved-spreading, often secund, and chlorophyll cells consistently exposed on both surfaces. Sphagnum oxyphyllum Warnst., previously recognized by Crum, is considered a synonym by Costa (2018).

Las características sobresalientes incluyen la coloración rosa a rojo-vino oscuro, hojas del tallo con fibrillas, hojas de las ramas dispuestas en filas (5-filas en húmedo), en seco cóncavo-acuminadas delgadas, laxamente curvado-extendidas, a menudo secundas, y clorocistos igualmente expuestos en ambas superficies. Sphagnum oxyphyllum Warnst., aceptada previamente por Crum, es considerada como un sinónimo por Costa (2018).


 

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Plants relatively robust, slender, growing in dense mats, reddish, pinkish or brownish, rarely green or yellowish. Stem leaves 0.8–2.2 mm long, broadly triangular to oblong-triangular, apex abruptly pointed, concave-cuspidate, abruptly broad-bordered at base; leucocysts efibrillose to weakly fibrillose above, largely resorbed on both surfaces, with pore-like and membrane gaps on both surfaces. Branches in fascicles of 3–6 (1–3 pending and 2–3 ascending). Branch leaves wide-spreading, 1.0–2.2 mm long, lanceolate, slender-acuminate; hyaline cells with 2–7 elliptic, ringed pores at ends and commissures on the outer surface, commonly in 3’s at adjacent angles, and without pores or with 1–3 large pores at margins on the inner surface; in cross section green cells broadly triangular or triangular-trapezoidal exposed on the inner surface, narrowly  on the outer, hyaline strongly convex on the outer surface and moderate or nearly plane on the inner surface.

Plantas relativamente robustas, delgadas, crecen en matas densas, rojizas, rosadas o parduscas, rara vez verdes o amarillentas. Hojas de los tallos 0.8–2.2 mm de largo, anchamente triangulares a oblongo-triangulares, ápices abruptamente rostrados, cóncavo-cuspidados, borde abruptamente ancho en la base; leucocistos sin fibrillas a débilmente fibrilosos hacia la base, resorbidos en gran parte en ambas superficies, con orificios similares a poros y orificios de la membrana en ambas superficies. Ramas en fascículos de 3–6 (1–3 pendientes y 2–3 ascendentes). Hojas de las ramas ampliamente extendidas, 1.0–2.2 mm de largo, lanceoladas, delgado-acuminadas; células hialinas con 2–7 poros elípticos anulados en los extremos y comisuras en la superficie externa, comúnmente en grupos de tres en los ángulos adyacentes, y sin poros o con 1–3 poros grandes en los márgenes en la superficie interna; en corte transversal células verdes ampliamente triangulares o triangular-trapezoidales expuestas en la superficie interna, poco en la superficie externa, células hialinas marcadamente convexas en la superficie externa y moderadamente o casi planas en la superficie interna.

 
 


 

 
 
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