Erect stems 1-2(-3.5) cm, not dendroid; sterile stems to 7 cm. Leaves dark green or yellow-green, contorted when dry, flat when moist, obovate, ± diamond-shaped or occasionally elliptic, 3-5 mm; base broadly long-decurrent; margins toothed from about mid leaf to apex, teeth sharp, of 1 (or 2) cells; apex acute or acuminate, long-cuspidate, cusp sometimes toothed; costa percurrent or excurrent; medial laminal cells short-elongate or ± isodiametric, 20-30(-40) µm, slightly smaller near margins, occasionally in longitudinal rows, rarely in diagonal rows, strongly collenchymatous, walls not pitted; marginal cells linear, in 2-4(-5) rows. Sexual condition synoicous. Seta single, yellow, brown, or sometimes reddish, 2-3 cm. Capsule pendent, ovoid or cylindric, 2-3.5 mm, neck not distinct; operculum conic-apiculate. Spores 18-31 µm.
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