Ostrich-plume Feather-moss

Ptilium crista-castrensis

Ptilium crista-castrensis, the knights plume moss or ostrich-plume feathermoss, is a species of moss within the family Pylaisiaceae, in the class Bryopsida, subclass Bryidae and order Hypnales.

Scientific name

Ptilium crista-castrensis

Family

Pylaisiaceae