Sematophyllaceae

Sematophyllaceae is a family of mosses, known commonly as signal mosses. They grow on rocks in wet or humid places. and are found nearly worldwide, especially in tropical and temperate regions. There are about 150 species, which form yellow to yellow-green mats with reddish stems.

Acroporium is a genus of mosses in the family Sematophyllaceae.

Heterophyllium is a genus of mosses belonging to the family Sematophyllaceae.

Acanthorrhynchium is a genus of mosses belonging to the family Sematophyllaceae.

Sematophyllum is the type genus of the family Sematophyllaceae. It contains about 170 species. Sematophyllum was described by William Mitten in 1864.

Rhaphidorrhynchium is a genus of mosses in the family Sematophyllaceae. The species in this genus are predominately present in the Southern Hemisphere.