pitted frillwort
Fossombronia foveolata Lindb.

Fossombronia foveolata, known as pitted frillwort, is a species in the genus Fossombronia of the family Fossombroniaceae. It was first described in 1873 by Lindb.
Description
Fossombronia foveolata is a liverwort species found in regions including Labrador, Québec, Flanders, the southeastern United States, Vermont, Norway, Denmark, Belgium, and the Flemish Region. It belongs to the family Fossombroniaceae, a group of small, leafy liverworts. The species is characterized by its distinctive morphology and is known by the common name pitted frillwort in English.
Other common names
pitted frillwort
Distribution
Labrador · Québec · Flanders · SE · Vermont-US · NO · DK · Belgium · Flemish Region
Synonyms
Fossombronia dumortieriFossombronia foveolata var. foveolataFossombronia salinaCodonia dumortieri