Plants to 14 × 3 mm. Stem usually unbranched; axillary hyaline nodules absent; central strand weak. Leaves as many as 40 pairs, lanceolate to oblong-lanceolate, generally broadly acute, 0.4-1.5 × 0.2-0.3 mm; dorsal laminae narrowed proximally, often ending well before insertion; vaginant laminae 1/2-3/4 leaf length, ± equal, minor lamina ending on or near margin; margin entire but often ± serrate distally, limbate on the vaginant laminae, infrequently limbate on dorsal and ventral laminae of perichaetial leaves, limbidial cells 1-stratose; costa usually ending 2-3 cells before apex, bryoides-type; laminal cells 1-stratose, distinct, smooth, slightly bulging, firm-walled, irregularly quadrate to hexagonal, 8-11 µm. Sexual condition polyoicous, most frequently gonioautoicous; naked antheridia often in axils of distal leaves. Sporophytes 1 per perichaetium. Seta 1.75-6 mm. Capsule theca exserted, usually erect, radially symmetric, 0.4-0.8 mm; peristome bryoides-type; operculum 0.6 mm. Calyptra not seen. Spores 14-20 µm.
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