Erect stems 3-8 cm, not dendroid; sterile stems to 10 cm. Leaves dark green, green, or yellow-green, crisped and contorted when dry, flat when moist, elliptic, narrowly elliptic, or occasionally ovate or oblong, (3-)5-9(-11) mm; base broadly long-decurrent; margins toothed to near base, teeth sharp, of 1 or 2 cells; apex acute, acuminate, or occasionally obtuse or rounded, cuspidate, cusp toothed; costa excurrent, percurrent, or rarely subpercurrent; medial laminal cells usually short-elongate or ± isodiametric, 40-70(-80)µm, somewhat smaller near margins to about 1/2 size, in weakly defined longitudinal rows, rarely in diagonal rows, collenchymatous, walls pitted, pits often indistinct; marginal cells linear, in 3-4(-5) rows. Sexual condition dioicous. Seta 3-6(-8), reddish proximally, yellow distally, 2-4 cm. Capsule pendent, cylindric, 3.5-4.5 mm, neck not distinct; operculum conic-apiculate. Spores 20-25 µm.
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