Plants small to medium-sized, green to light green, glossy. Stems 0.5-4 cm. Leaves erect, lanceolate, 0.6-1.2 mm; margins serrulate to serrate in distal 1/3; costa subpercurrent; distal medial laminal cells rhombic to rhomboidal, 35-95 µm, walls thin. Specialized asexual reproduction usually present when sterile; axillary gemmae 1 (or 2), bulbiform, oblong or elliptic to subglobose, green to yellow, black when old, leaf primordia restricted to apex or rarely 1 or 2 proximally, laminate, . Sexual condition dioicous; perigonial leaves ovate; perichaetial leaves scarcely differentiated, lanceolate. Seta orange-brown. Capsule inclined 95-180°, brown to stramineous, pyriform, neck 1/3 urn length; exothecial cells short-rectangular, walls sinuate; stomata superficial; annulus present; operculum convex-conic; exostome teeth yellow-brown, narrowly triangular-acute; endostome hyaline, basal membrane 1/2 exostome length, segments distinctly keeled, broadly perforate, cilia short to rudimentary. Spores 16-23 µm, finely roughened.
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