Plants small, scattered to gregarious. Stems 2-10(-25) mm, erect, simple or forked. Leaves crispate to contorted when dry, erect to spreading when moist, ovate-lanceolate, ovate, to obovate, sometimes concave and cucullate, 1.2-5 mm; margins entire to serrulate distally; apices somewhat blunt, or acute to acuminate; costa single, subpercurrent to short-excurrent; proximal laminal cells elongate-rectangular to rectangular, distal cells rectangular to hexagonal. Sexual condition autoicous, occasionally polygamous; perigonia at apices of short basal or lateral branches, usually with clavate paraphyses; perichaetia at stem apex, with a few filiform paraphyses. Seta erect, 0.5-13(-30) mm. Capsule stegocarpous, erect, immersed to exserted, symmetric, ovoid, globose, pyriform, or campanulate, often urceolate when dry, mouth sometimes flaring, 0.8-3 mm, smooth, neck usually wrinkled when dry; exothecial cells irregularly isodiametric, hexagonal, or oblong, sometimes collenchymatous; a few stomates usually present in neck, superficial; annulus narrow, consisting of 1-2 rows of small cells or revoluble as fragments of large cells; operculum convex to conic, apiculate to rostrate; peristome absent. Calyptra mitrate, deeply split into (2-)3(-4) spreading lobes, long-rostrate, sometimes inflated at the base, usually large, smooth. Spores spherical to sub-reniform, papillose to spinulose.
Home