cliff-fern
Woodsia scopulina D.C.Eaton

Woodsia scopulina is a deciduous perennial fern in the family Woodsiaceae, known by the common name cliff-fern. It was first described in 1865 by D.C. Eaton. The species is also referred to as Rocky Mountain woodsia.
Description
Woodsia scopulina is a member of the genus Woodsia within the family Woodsiaceae. It is a deciduous perennial fern that grows in rocky environments. The species was published in 1865 and is recognized by the common name cliff-fern. It is native to regions of North America, particularly the Rocky Mountains.
Other common names
Rocky Mountain woodsiacliff-fernwoodsia
Synonyms
Physematium scopulinum