Trichosteleum subdemissum (Besch.) A.Jaeger
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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
Sematophyllaceae
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Scientific Name
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Description
Species Description - Plants medium-sized, in somewhat lustrous, ± soft, golden green to yellowish brown, lax, often extensive mats; stems to ca. 3 cm long, reddish, freely but irregularly branched, the branches usually short, obscurely complanate-foliate. Leaves erect-spreading, broadly ovate-lanceolate, acute, deeply concave, 0.75-1.5 x 0.25-0.5 mm; margins subentire to serrulate throughout, plane or occasionally recurved; costa very short and double or absent; cells linear, 40-90 x 5-7 µm, unipapillose in upper 2/3 of leaf, becoming rhombic toward the apex, the papillae over most but not all cells, low but usually conspicuous, narrower in diameter than the lumen width; alar cells greatly enlarged and inflated, oblong, lightly colored, 2-3 at each basal angle. Setae smooth, ca. 0.8 cm long, curved just below the urn; capsules ovoid-cylindric, 0.7-0.9 mm long.
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Distribution
In non-flooded moist forests on slopes of Mont Galbao and Pic Matdcho, uncom¬mon, ca. 500 m, on decaying wood.
French Guiana South America|