Plants small, brown-green to red-green, occasionally bright green. Stems 0.5-2 cm, fertile stems singly rosulate, rare, innovations elongate, evenly foliate. Leaves of main rosette and innovations somewhat differentiated; rosette leaves somewhat irregularly twisted to contorted when dry, erect when moist, ovate to obovate, weakly concave, 0.6-2 mm; base not decurrent; margins plane or recurved to mid leaf, entire or weakly serrulate distally, limbidium absent or weak, of 1 row of cells; apex acute; costa short-excurrent to excurrent, awn pigmented; proximal laminal cells long-rectangular; medial and distal cells long-rhomboidal, 12-18 µm wide, 3-5:1, walls thin, not porose; innovation leaves dark green to red-brown, ± imbricate when dry, broadly lanceolate to ovate, concave, 0.4-1.5 mm, awn present, short, pigmented. Specialized asexual reproduction by gemmae in distal leaf axils or rarely on leaves, brown, finely papillose, and rhizoidal tubers, brown to red-brown, , (100-)150-300 µm. Sexual condition dioicous. Capsule nutant, brown, subcylindric, 2-3 mm.
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