Plants medium-sized to large, in dense mats, green to pale stramineous. Stems to 8 cm, ascending to upright, terete-foliate, quite loosely irregularly pinnate, often almost unbranched, branches to 7 mm, straight, terete-foliate. Stem leaves erect, occasionally erectopatent, closely imbricate, ovate to ovate-lanceolate, broadest at 1/12-1/9 leaf length, concave, not to somewhat plicate, 1.9-2.4 × 1-1.3 mm; base slightly rounded, inconspicuously decurrent; margins recurved usually only near base, entire to slightly serrulate; apex gradually tapered, often abruptly acuminate; costa to 40-70% leaf length, stronger near base, often much weaker distally, terminal spine absent; alar cells short-rectangular, enlarged, 20-30 × 20 µm, walls moderately thin, region slightly differentiated or enlarged, indistinctly or rarely distinctly delimited, of to 5 × 6 cells, ; laminal cells linear, 70-115 × 7-9 µm, ; basal cells 12-18 µm wide, region in 2 or 3 rows. Branch leaves smaller, narrower. Sexual condition dioicous. Sporophytes unknown.
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