ladder flapwort
Nardia scalaris Gray

Nardia scalaris, known as ladder flapwort, is a species in the family Gymnomitriaceae. It was first described by Gray in 1821. This moss is found in regions including Québec, Labrador, several islands in the Azores, parts of Europe, and the United States.
Description
Nardia scalaris is a member of the genus Nardia within the family Gymnomitriaceae. Its distribution spans across North America and Europe, including locations such as Québec, Labrador, the Azores, and parts of the United States and Western Europe. The species was first published in 1821 by the author Gray. Commonly referred to as ladder flapwort, it is known for its presence in a wide range of habitats across its geographic range.
Other common names
ladder flapwort
Distribution
Québec · Labrador · Corvo Island · Faial Island · Flores Island · Graciosa Island · Pico Island · Santa Maria Island · São Jorge Island · São Miguel Island · Terceira Island · TW · Flanders · SE · NO · DK · Vermont-US · Grand Duchy of Luxembourg · Belgium · Brussels-Capital Region · Flemish Region · Walloon Region
Synonyms
Nardia scalaris subsp. scalarisJungermannia scalaris var. majorAlicularia rotaeanaAlicularia scalarisAlicularia scalaris var. majorAlicularia scalaris f. rigensJungermannia scalaris f. rigensJungermannia rotaeanaNardia nepalensisJungermannia immersaAlicularia repandaMesophylla rotaeanaMesophylla scalarisNardia cavanaNardia repandaNardia rotaeanaJungermannia wallrothianaPlectocolea scalarisJungermannia scalarisNardia scalaris f. scalarisAlicularia scalaris f. compressaAlicularia scalaris var. distansAlicularia scalaris f. elataAlicularia scalaris f. elongataAlicularia scalaris var. gracillimaAlicularia scalaris var. laxifoliaAlicularia scalaris var. proceriorAlicularia scalaris var. repandaAlicularia scalaris var. rigidulaAlicularia scalaris var. rivularis