Plants in hoary loose cushions, emerald green to black. Stems 0.6-1.2 cm, central strand weak. Leaves linear-lanceolate to narrowly ovate-lanceolate, 1.5-2.1 × 0.5-0.7 mm, keeled, not plicate, margins incurved distally, awn 0.4-0.8 mm, costal transverse section prominent, semicircular; basal juxtacostal laminal cells short-rectangular to elongate, sinuose, thick-walled; basal marginal laminal cells quadrate to short-rectangular, straight, thick-walled, hyaline; medial laminal cells quadrate, sinuose, thick-walled; distal laminal cells 2-stratose, not bulging, marginal cells 2-stratose, not bulging. Sexual condition dioicous, perichaetial leaves slightly enlarged. Seta straight, to 1 mm. Capsule occasionally present, immersed to emergent, yellow (rarely brown), ovoid with an open mouth, faintly but distinctly ribbed, exothecial cells rectangular, thick-walled, stomata absent, annulus of 1 row of quadrate, thick-walled cells, operculum rostellate, with a short obtuse beak, peristome present, but rudimentary, teeth composed of only a few basal cells, sometimes perforated.
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