Plants green. Stems 0.2-2.5 cm. Leaves distant throughout, long-lanceolate, 2.5-5 mm; margins usually irregularly and sharply serrate, occasionally entire, indistinctly bordered; apex slenderly long-acuminate; costa disappearing in acumen near apex. Sexual condition autoicous. Seta light green or hyaline, 0.2-1 cm, flexuose. Capsule urn orange-brown, 0.6-0.7 mm; hypophysis greenish, dark red or purplish distally, globose or narrowly pyriform, as wide or slightly wider than urn, wrinkled when dry; operculum conic, bluntly apiculate; exostome teeth inserted below mouth, connate in pairs, brown or orange-brown. Spores subspheric, 7-11 µm, light green.