Platyhypnum is a genus of mosses in the family Amblystegiaceae.
Previously accepted as Ochyraea, that genus was named in honour of Ryszard Ochyra (born 1949), a Polish bryologist and was circumscribed by Jià ÂàVáà Âa in J. Bryol. vol.14 on page 261 in 1986. They have been found in Europe and across Russia.
As accepted by Catalog of Life: