Campylopus luteus (Müll.Hal.) Paris
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Authority
Frahm, Jan-Peter. 1991. Dicranaceae: Campylopodioideae, Paraleucobryoideae. Fl. Neotrop. Monogr. 54: 1-238. (Published by NYBG Press)
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Family
Dicranaceae
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Scientific Name
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Type
Type. Venezuela. Tovar, Fendler 39 (holotype, destroyed at B; lectotypus nov., H-BR; isotype, H-SOL).
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Synonyms
Campylopus subfulvus Thér., Thysanomitrion luteum Müll.Hal.
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Description
Species Description - Plants to 3 cm, in loose yellowish green, glossy tufts. Stems equally foliate, fertile plants ending in comal tufts. Leaves to 7 mm long, from ovate base contracted into a long, narrow, subtubular subula, the subula as long or longer than the leaf base, more or less toothed at margins and the back. Costa filling 1/2 of the leaf base, excurrent in the subula, in transverse section with large, ventral hyalocysts and dorsal groups of stereids, smooth or slightly ridged at back. Alar cells, large, inflated, reddish, protruding into the costa. Basal laminal cells rectangular, incrassate, ca. 1:5, ca. 6-13 × 19-48 µm, at margins narrower, forming a border. Upper laminal cells incrassate, subquadrate, short rectangular to oblique, 4-6 × 10-16 µm. Vegetative propagation by deciduous leaves or stem tips. Seta 8-10 mm, flexuose. Capsule 2 mm, curved. Operculum obliquely rostrate. Calyptra fringed at base, pale yellowish.
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Discussion
A species which is conspicuous by its long, narrow leaf tip which is as long or longer as the leaf base, the subquadrate upper laminal cells and the alar cells protruding into the costa.
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Distribution
On soil, soil covered rocks and trunks of trees in montane rainforests between 800 and 3200 m altitude in Guyana, Venezuela, Colombia, Peru and Bolivia.
Guyana South America| Colombia South America| Cundinamarca Colombia South America| Cauca Colombia South America| Venezuela South America| Falcón Venezuela South America| Mérida Venezuela South America| Táchira Venezuela South America| Trujillo Venezuela South America| Bolivia South America| Cochabamba Bolivia South America|