Plants large. Stems 0.1-2(-3) cm. Leaves strongly concave, 0.5-2(-3) mm; margins plane to strongly revolute, limbidium distinct to weak, of 1 or 2 rows of elongate incrassate cells; apex not hyaline with age; costa long-excurrent, awn brown, yellow-brown, or sometimes hyaline, denticulate, more than 1/2 leaf length, often as long as leaf; proximal laminal cells abruptly quadrate to short-rectangular, 1-2:1 away from costa, 2-4:1 along costa; medial and distal cells long-hexagonal, 12-18(-22) µm wide, (3-)4-5:1. Specialized asexual reproduction by deciduous brood branchlets in distal leaf axils, rhizoidal tubers absent. [Capsule with endostome segments bright to pale yellow. Spores 14-18µm].
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