Monographs Details: Anacamptodon
Authority: Sharp, Aaron J., et al. 1994. The Moss Flora of Mexico. Part Two: Orthotrichales to Polytrichales. Mem. New York Bot. Gard. 69 (2)
Scientific Name:Anacamptodon
Description:Genus Description - Plants small to medium-sized, in dull to shiny, bright-green, yellow-green, or bronze mats. Stems freely branched; branches of greatly varying lengths, ± ascending. Stem and branch leaves only slightly differentiated, erect and ± homomallous when dry, spreading or subsecund when moist, ovate- to oblong-lanceolate; costa ending at or above the midleaf; cells smooth, green, shortly oblong-rhombic, somewhat longer below; alar cells ± quadrate or not much differentiated. Autoicous. Perigonial bracts ovate, shortly acute, ecostate. Perichaetial leaves oblong-lanceolate, long-acuminate, serrulate above; costa faint, ending somewhat below the midleaf; cells lax and broad from the tip of the costa to the base, narrower and thicker-walled above. Setae erect, smooth, straight or curved at the base, red-brown, slender; capsules oblong-cylindric, strongly contracted below the mouth and at a distinct neck when dry; annulus none or consisting of 1-2 rows of thin-walled cells, persistent; operculum convex-conic, blunt to short-pointed; exothecial cells ± square, slightly to distinctly wavy-walled; exostome inserted below the mouth of the µm, double, the teeth fused in pairs at base, broadly lanceolate, gradually tapered, light-brown, becoming white at the tips with age and exposure, with a zig-zag median line, densely papillose on both surfaces throughout; endostome segments 8 or 16, golden, not arising from a membrane, 1/2-3/4 as long as the teeth, linear, keeled, perforate, slightly roughened. Spores finely papillose.