Plants to about 5 mm, yellow-green. Leaves 0.6-2 mm, the distal leaves squarrose and linear-subulate from a sheathing base, the proximal spreading-flexuose and lanceolate; margins plane, usually serrulate at the apex; costa percurrent (nearly filling the slender apex); distal cells 2-stratose, long and narrow (6-8:1). Sexual condition dioicous (also reported to be autoicous). Perichaetial leaves 2-3 mm, plainly squarrose. Seta red, 5-18 mm. Capsule erect or nearly so, tapered to the base and ribbed when dry, 0.7-0.9 mm; annulus of 2 rows of cells, deciduous or persistent; operculum rostrate, sometimes curved; peristome teeth 300-350 µm, divided 1/2 of the length distally. Spores 17-20 µm, papillose to smooth.
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