Plants in compact, often flattish cushions or tufts, olivaceous, brown, or yellow-brown, rarely nearly black. Stems 0.3-1.2(-2) cm, central strand narrow or absent. Leaves erect, sometimes slightly curved, imbricate when dry, ovate-lanceolate to ovate-triangular, obtusely keeled or concave proximally, sharply keeled distally, 0.8-1.8(-2) mm, 1-stratose or 2-stratose in striae distally; margins recurved in medial sections, usually less recurved on one side of leaf, rarely plane, smooth, 2-stratose, occasionally 3-stratose; apices usually acute, rarely sub-obtuse; costa percurrent or excurrent as a short, spinulose-denticulate, often flexuose awn, smooth; basal marginal cells quadrate or short-rectangular, transverse walls usually thicker than longitudinal walls, sometimes trigonous; distal cells mostly isodiametric, rounded or angular, or short-rectangular, 5-8 µm wide, smooth, weakly sinuose. Sexual condition autoicous. Capsule yellow-brown or light reddish brown, short-cylindric or cupulate, rarely campanulate, rarely becoming finely striate with age, (0.5-)0.7-1 mm; exothecial cells mostly short-elongate, mixed with patches of angular isodiametric cells, walls unevenly thickened, trigonous; stomata present; peristome patent to squarrose, sometimes twisted, 230-320 µm, orange or yellowish red, coarsely papillose, usually strongly perforated and with uneven margins. Spores 8-12 µm, smooth or granulose.
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