10. Eucladium Bruch & Schimp. in B. S. G. 艳枝藓属 yan-zhi xian shu
Bryol. Eur. 1: 93. 1846.
Plants small to medium-sized, dark green to yellowish green or brownish, in dense tufts or cushions. Stems erect, usually branched; in cross section, with five ridges, central strand absent. Leaves slightly contorted when dry, erect-spreading when moist, oblong-ovate at the base, gradually narrowed toward the apex, narrowly lanceolate, rounded or blunt at the apex; margins plane, entire at the leaf base, serrate above the base; costa stout, percurrent, with 2 stereid bands; upper leaf cells small, green, rounded-quadrate, thick-walled, papillose; basal cells larger, irregularly rectangular, thin-walled, smooth, hyaline, marginal cells linear. Dioicous. Perichaetial leaves slightly larger than stem leaves. Setae slender, straight; capsules erect, elliptic-cylindrical; annuli poorly developed, of one row of cells, persistent; peristome teeth yellowish brown, slightly twisted counterclockwise, 2–3-divided to the middle, irregularly perforate, densely papillose; opercula conic, obliquely rostrate. Calyptrae cucullate, smooth. Spores pale yellowish, smooth.