Plagiomnium

Plagiomnium is a genus of mosses in the family Mniaceae. It was formerly a part of a more encompassing genus "Mnium" and in 1968 Finish bryologist Timo Juhani Koponen justified splitting the genus into a number of smaller genera.
Description.
This genus is characterized by singly placed marginal teeth. 
"Plagiomnium" are commonly found along shaded stream banks, seeps and springs, generally on soil with a high humus content.
Species.
The genus "Plagiomnium" contains the following species: