Brachytheciaceae

Brachytheciaceae is a family of mosses from the order Hypnales. The family includes over 40 genera and 250 species.

==Description== thumb|left|Brachythecium velutinum forming a dense mat. The family consists of pleurocarpous mosses with very diverse appearances. They are irregular or pinnately branched and form loose mats. The leaves are broad ovate or triangular and are sharply focused at the top. A midrib is always present and usually reaches more than half of the leaf. The leaf cells are prosenchymatous and are many times longer than wide and interlocking with pointed ends.