Plants 3-6(-12) cm. Stems dark brown. Leaves dark green, reddish brown, or black when old, erect-spreading, ± flat, not strongly reflexed when moist, ovate, ovate-lanceolate, or narrowly elliptic, rarely obovate or orbicular (in depauperate plants), 2.5-3.5 mm; base narrowly short-decurrent; margins narrowly recurved or rarely nearly plane, 1-stratose; apex acuminate or acute, short-apiculate, apiculus sharp or blunt; costa percurrent, excurrent, subpercurrent, or ending well before apex, especially in depauperate plants; medial laminal cells short-elongate or ± isodiametric, (25-)35-60(-80) µm, not in rows, weakly collenchymatous; marginal cells short-linear, in 2-3(-4) rows. Sexual condition dioicous. Seta red or reddish brown, 1.5-4 cm. Capsule light brown, elliptic, 2-3 mm. Spores 25-70 µm.