Stems with branches ascending. Leaves slightly concave, 0.6-1.1 × 0.2-0.4 mm; alar cells short-oblong, yellow, supra-alar cells quadrate, not inflated, unpigmented; distal laminal cells long-rhomboidal to long-hexagonal, walls thick. Capsule 0.7-1.2 mm, slightly or not contracted below mouth; annulus absent; peristome bone white when dry, ± translucent when moist; exostome teeth with external surface with straight median line, not furrowed, not cross striolate, lamellae conspicuous, internal surface scarcely projecting; endostome fragile, basal membrane very low or absent, appearing absent in deoperculate capsules, segments linear, almost as long as exostome teeth, ± keeled, not perforate, finely papillose, sometimes fugacious, cilia absent. Spores 25-27 µm.