Common Pouchwort
Calypogeia fissa (L.) Raddi

Calypogeia fissa (L.) Raddi is a species in the genus Calypogeia, family Calypogeiaceae. It is commonly known as Common Pouchwort. The species was first described in 1818 and has a wide distribution across several regions, including the Azores, Madeira, parts of Europe, and North America.
Description
Calypogeia fissa is found on islands such as Corvo, Faial, Flores, Graciosa, Pico, Santa Maria, São Jorge, São Miguel, and Terceira in the Azores, as well as Madeira, Porto Santo, and various European and North American regions. It is part of the Calypogeiaceae family. The species was published in 1818 by Raddi, based on the original work of Linnaeus. The name Mnium Linnaeus was rejected in favor of Mnium Hedw., which was conserved under nomenclatural rules.
Other common names
Common Pouchwort
Distribution
Corvo Island · Faial Island · Flores Island · Graciosa Island · Pico Island · Santa Maria Island · São Jorge Island · São Miguel Island · Terceira Island · Madeira Island · Porto Santo island · TW · Flanders · SE · Vermont-US · NO · DK · Grand Duchy of Luxembourg · Belgium · Flemish Region · Walloon Region
Synonyms
Mnium fissumCalypogeia fissa subsp. fissaKantius trichomanisJungermannia scalarisMnium trichomanisJungermannia fissaCincinnulus calypogeusJungermannia calypogeaCalypogeia trichomanisCalypogeia trichomanis var. fissaCincinnulus sprengeliiCincinnulus trichomanisCincinnulus trichomanis var. fissusKantius calypogeusKantius fissusKantius sprengeliiKantius trichomanis var. fissusJungermannia sphaerocephalaJungermannia sprengeliiJungermannia trichomanisJungermannia trichomanoidesSolenostoma scalareMnium globuliferumMnium jungermanioidesJungermannia scalarisJungermannia scalarisCalypogeia fissa f. fissaMnium trichomanisCalypogeia fissa f. adscendensCalypogeia fissa f. decurrens