Clades:
Hypnodendrales,
Bryidae,
Bryanae,
Bryophyta,
Plants.
Families:
Aulacomniaceae.
BotanyMosses; tomentose. Acrocarpous (Aulacomnium) or pleurocarpous. Central strand present. Leaves cells rounded-hexagonal, smooth or papillose Costa present. Di- or autoicous. Perichaetia lateral.
Seta present.
Capsule: often striate to sulcate; annulus present; operculum present.
Calyptra cucullate Gemmae-bearing pseudopodia (Aulacomnium). Predominantly temperate.