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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 10/9/2009)
Acceptance : Accepted
Project Data     (Last Modified On 9/29/2020)
Plant Category: Mosses
country distribution: Peru, Bolivia
EcoRegions: Puna, Open montane
elevation: 2000-2500, 2500-3000, 3000-3500, 3500-4000, 4000-4500
substrate: soil, rocks
frequency: infrequent

Notes     (Last Modified On 9/29/2020)
Notes:
Ecology: Open or forested montane and semi-humid puna; on soil and rocks. Elevation: 2000-4100 m (Peru: 2000-4100 m, Bolivia: 2000-3820 m). Distribution: Mexico, Peru to Chile.
 
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). The type was collected by Robert Stathan Williams in 1902 from Juliaca, department of La Paz. Fissidens ovicarpus Broth. is a synonym.
 
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). El tipo fue colectado por Robert Stathan Williams en 1902 en Juliaca, departamento de La Paz.

 
 


 

 
 
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