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Published In: Bulletin of the New York Botanical Garden 3(9): 112. 1903. (Bull. New York Bot. Gard.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 4/25/2009)
Acceptance : Accepted
Project Data     (Last Modified On 10/29/2017)
Plant Category: Moss
EcoRegions: Puna, Tucuman-Bolivian montane forest
Elevation: 2000-2500, 2500-3000, 3000-3500, 3500-4000
Substrate: soil
Frequency: rare

Notes     (Last Modified On 10/29/2017)
general taxon notes:

Ecology. Dry Tucuman-Bolivian montane forest and semi-humid puna; on soil and soil covered rocks. Elevation. 2000-3820 m. Distribution. Bolivia: Chuquisaca, La Paz, Santa Cruz. World range: endemic to the tropical Andes.
 
Ecología. Bosque montano seco Tucumano-boliviano y puna semi-húmeda; sobre suelo y rocas cubiertas por suelo. Altitud. 2000-3820 m. Distribución. Bolivia: Chuquisaca, La Paz y Santa Cruz. Distribución mundial: endémica de los Andes tropicales.
 
Fissidens excurrentinervis is characterized by the dimorphic plants, sterile (infertile) larger, to 4 mm, to 16 paired leaves, to 0.7 mm long, fertile plants smaller, to 1 mm, with fewer paired leaves, margins entire to weakly serrulate, bordered throughout, costa subpercurrent to percurrent, vaginant lamina ca. 2/3 the leaf length, laminal cells smooth, somewhat bulging, irregularly hexagonal above, ± oblong in vaginant lamina, peristome fragile, mostly erect when wet, irregularly divided above (ca. 1/2), spirally striate above, smooth below (Pursell 2007). This species may be found in moist shaded sites in dry inter-Andean valleys. The type was collected by Robert Stathan Williams in 1902 from Juliaca, department of La Paz.
 
Fissidens excurrentinervis se caracteriza por las plantas dimórficas, plantas estériles (infertiles) mayores, hasta 4 mm, hasta 16 pares de hojas, hasta 0.7 mm de largo, plantas fértiles menores, hasta 1 mm, con pocos pares de hojas, márgenes enteros a débilmente serrulados, completamente bordeados, costa subpercurrente a percurrente, lámina vaginante  ca. 2/3 del largo de la hoja, células de la lámina lisas, algo abultadas, irregularmente hexagonales distalmente, ± oblongas en la lámina vaginante, peristoma frágil, generalmente erecto en húmedo, irregularmente dividido en la porción distal (ca. 1/2), espiralmente estriado distalmente, liso hacia la base (Pursell 2007). Esta especie puede encontrarse en sitios sombreados húmedos en los valles secos interandinos. El tipo fue colectado por Robert Stathan Williams en 1902 en Juliaca, departamento de La Paz.

 
 


 

 
 
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