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Published In: Musci Frondosi Inediti Archipelagi Indici 6: 183–185, pl. 60. 1848. (Musc. Frond. Ined. Archip. Ind.) Name publication detailView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 9/26/2009)
Acceptance : Accepted
Project Data     (Last Modified On 10/8/2017)
Plant Category: Mosses

Notes     (Last Modified On 10/8/2017)
Notes:

Schoenobryum contains about 10 species with a pantropical distribution; two species in the Neotropics. Premontane to mid montane forest in the tropicalAndes; on branches or trunks of trees. The combined features of sporophytes borne terminally on stems and branches, and the single peristome, representing by an exostome with papillose teeth, aid in distinguishing the genus. The name Acrocryphaea was previously applied to our species by past authors.

 

Schoenobryum agrupa ca. 10 especies con distribución pantropical; dos especies están presentes en el Neotrópico. La combinación de las siguientes características ayuda a distinguir este género: esporofitos adheridos terminalmente sobre tallos y ramas y peristoma simple, representado por un exostoma con dientes papilosos.


 

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Plants small to medium sized, forming short tufts, light green to yellowish-green or golden. Primary stems short creeping, leaves scale-like, often eroded and absent. Secondary stems erect, usually regularly pinnately branched, branches short; julaceous; in cross-section outer 2-3 rows of cells small, thick-walled, inner cells larger, firm-walled, central strand absent. Leaves closely appressed, broadly ovate to somewhat ovate-oblong, apex abruptly short acuminate, base slightly decurrent and clasping at base; margins strongly recurved, entire or weakly dentate-serrulate at apex; costae single, strong, 1/2-2/3 lamina length; laminal cells thick-walled, apical marginal cells oblong elongate, median cells oval to oblong-oval; inner lower and basal cells elongate, oblong to linear, porose, golden-yellow; alar region differentiated, cells irregularly-subquadrate. Autoicous. Perigonia lateral; bud-like, leaves ovate to ovate-short lanceolate. Perichaetia terminal on branch or stem; leaves obovate-lanceolate, short to long piliferous. Setae very short. Capsules immersed, erect, urn subglobose-ovoid, somewhat asymmetric at base; exothecial cells irregularly subquadrate to rectangular, thin-walled; stomata at urn-neck juncture, superficial; annuli revoluble; opercula rostrate; peristome single, teeth 16, narrowly lanceolate, papillose. Calyptrae mitrate, scabrous, distal cell angles projecting. Spores spherical to ovoid, papillose.

 

Plantas pequeñas hasta medianas, formando manojos cortos, de color verde claro hasta verde-amarillento o dorado. Tallos primarios corto-reptantes, hojas escuamiformes, a menudo erosionadas y ausentes. Tallos secundarios erectos, por lo general con ramificaciones regularmente pinnadas, ramas cortas; juláceas; en corte transversal 2-3 filas externas de células pequeñas con paredes gruesas, células internas mayores con paredes firmes, cordón central ausente. Hojas adpresas cercanas, anchamente ovadas hasta algo ovado-oblongas, ápices abruptamente corto-acuminados, bases escasamente decurrentes y amplectantes; márgenes marcadamente recurvados, enteros o débilmente dentado-serrulados en el ápice; costa simple, fuerte, ocupando 1/2-2/3 de la longitud de la lámina; células de la lámina con paredes gruesas, células apicales del margen oblongas, alargadas, células mediales ovales hasta oblongo-ovales; células internas inferiores y basales alargadas, oblongas a lineales, porosas, amarillo-doradas; región alar diferenciada, células irregularmente-subcuadradas. Autoicas. Perigonios laterales; en forma de yemas, hojas ovadas hasta corto-ovado lanceoladas. Periquecios terminales en ramas o tallos; hojas obovado-lanceoladas, corto- a largo-pilíferas. Setas muy cortas. Cápsula inmersas, erectas, urna subgloboso-ovoide, algo asimétrica en la base; células exoteciales irregularmente subcuadradas hasta rectangulares, con paredes delgadas; estomas en la unión del cuello y la urna, superficiales; anillo revoluble; opérculo rostrado; peristoma simple, con 16 dientes, angostamente lanceolados, papilosos. Caliptra mitrada, escabrosa, ángulos distales de las células proyectándose. Esporas esféricas a ovoides, papilosas.

 

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1. Perichaetial leaf apices short, not conspicuous; stem leaf apical cells ± short, (4-6: 1), apices short acuminate … S. concavifolia
1. Perichaetial leaf apices very long, conspicuous; stem leaf apical cells elongate (ca. 8-10: 1), apices long acuminate … S. rubricaule
 
1. Apices de las hojas periqueciales cortos, no conspicuos; células apicales de las hojas del tallo ± cortas, (4-6:1), ápices corto acuminados … S. concavifolia
1. Apices de las hojas periqueciales muy largos, conspicuos; células apicales de las hojas del tallo elongadas (aprox. 8-10:1), ápices largo acuminados … S. rubricaule
 
 
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