Plants in thin mats, light to yellowish green or yellowish brown. Stems 6 cm, 3-5 mm wide, complanate-foliate; sometimes radiculose ventrally. Leaves spreading, distant, becoming close and loosely imbricate at stem apices, ovate to broadly ovate-lanceolate, symmetric or asymmetric, somewhat concave or flat, 1.5-3.5 × 0.8-1.6 mm; margins plane or rarely narrowly recurved just beyond base, serrulate to entire; apex acuminate to filiform-acuminate, frequently twisted; costa double, short, one branch often 1/3-1/2 leaf length, rarely ecostate; alar cells few, quadrate to long-rectangular, 14-43 × 14-20 µm, in 1-3+ rows, 2-5 cells in marginal row; laminal cells smooth; medial cells 84-156 × 9-12 µm. Sporophytes unknown.
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