Isodrepanium lentulum (Wilson) E.Britton
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Authority
Buck, William R. 2003. Guide to the plants of central french Guiana. Part 3. Mosses. Mem. New York Bot. Gard. 76: 1-167.
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Family
Neckeraceae
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Scientific Name
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Description
Species Description - Plants medium-sized to somewhat robust, in very lustrous, pale green to dark golden, flat, often dense, scrambling mats; primary stems to ca. 30 cm long, but rarely more than 10 cm, irregularly 1 -2- pinnate, the branches elongate, occasionally becoming flagellate, strongly complanate- foliate. Stem and primary branch leaves similar, those of secondary branches often much smaller and relatively narrower, strongly complanate, often caducous and leaving naked areas on stems and branches, spreading to wide- spreading, cultiform to sigmoid- oblong, strongly asymmetric, short - acuminate, apex often recurved when dry, sometimes ± undulate, 1.5 -2.5 x 0.5 - 0.75 mm; margins serrulate in upper half, subentire below, inflexed below on concave margin; costa short and double; cells long- hexagonal to linear - subflexuous, 65-90 x 3-5 µm, smooth, firm - walled, porose, becoming somewhat shorter in the acumen, becoming slightly longer and more strongly thick- walled and porose toward the ± yellowed insertion. Setae 4-5 cm long; capsules 1.5 -2.1 mm long.
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Distribution
In non-flooded moist forests and montane forests on slopes and summits if Mont Galbao and Pic Matecho, uncommon but locally abundant, 500-700 m, on tree branches.
French Guiana South America|