Plants in loose tufts, yellowish green to yellowish brown below, shiny to dull. Stems 5-11 cm, densely tomentose below with reddish brown rhizoids. Leaves erect and compressed to somewhat flexuose, curled to flexuose at apices when dry, undulate or rugose, (7-)8-10(-12) × 1.5-2 mm, concave below, keeled above, from an oblong-ovate base to a long-acuminate apex; margins incurved to tubulose below, plane and strongly serrate above; laminae 1-stratose below, sometimes a few scattered 2-stratose regions above; costa percurrent to shortly excurrent, 1/10-1/6 the width of leaves at base, papillose to serrate above on abaxial surface, without lamellae, with a row of guide cells, two stereid bands above and below extending to apex, adaxial epidermal layer of cells with a few cells slightly larger than the stereids differentiated, the abaxial layer completely differentiated with cells slightly larger than the stereids; cell walls between lamina cells not bulging; leaf cells smooth or a few cells prorate on abaxial surface; alar cells 2-stratose, differentiated, extending to costa; proximal laminal cells irregularly rectangular, often narrowed at ends, narrow and elongate on margins, pitted, (67-)82-98(-112) × (5-)6-8(-9) µm; distal laminal cells round, oblong, somewhat rectangular, with a few pits (9-)13-19(-30) × (3-)6-9(-12) µm. Sterile, no sex organs seen. [Sexual condition pseudomonoicous, male plants on leaves of female plants. Interior perichaetial leaves abruptly subulate, convolute-sheathing. Seta 3-5 cm, 2-3 per perichaetium, sometimes solitary, yellowish. Capsule 2.5-3.5 mm, arcuate, inclined to horizontal, striate when dry, yellowish brown; operculum 2.3-3 mm. Spores 14-18 µm.]
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