wall scalewort
Porella platyphylla (L.) Pfeiff.

Porella platyphylla is a liverwort species in the family Porellaceae, known as wall scalewort. It is distributed across Labrador, Québec, Flanders, Vermont-US, NO, DK, Grand Duchy of Luxembourg, Belgium, and the Flemish and Walloon Regions. This species is part of a Holarctic range, found in both Eurasia and North America, typically growing on tree bark and rocks in areas with sufficient rainfall. It thrives in regions with at least 600 mm of annual precipitation.
Description
Porella platyphylla (L.) Pfeiff. is a member of the Porellaceae family and is commonly referred to as wall scalewort. It is found in regions such as Labrador, Québec, Flanders, Vermont-US, NO, DK, Grand Duchy of Luxembourg, Belgium, and the Flemish and Walloon Regions. This liverwort species is part of a broader Holarctic distribution, spanning both Eurasia and North America. It typically grows on tree bark and rocks in areas with adequate rainfall, particularly in regions receiving at least 600 mm of annual precipitation. The species is part of a taxonomic complex that includes several closely related species and hybrids, with populations showing genetic differences between continents despite similar morphologies.
Other common names
wall scalewort
Distribution
Labrador · Québec · Flanders · SE · Vermont-US · NO · DK · Grand Duchy of Luxembourg · Belgium · Flemish Region · Walloon Region
Synonyms
Cavendishia platyphyllaJungermannia platyphyllaAntoiria vulgarisMadotheca platyphyllaLejeunea platyphyllaJungermannia platyphylla var. platyphyllaBellincinia platyphyllaCavendishia platyphylla var. platyphyllaMadotheca jackiiMadotheca platyphylla f. platyphyllaPorella jackiiPorella platyphylla subsp. platyphyllaMadotheca platyphylla subsp. platyphyllaMadotheca platyphylla var. platyphyllaJungermannia platyphylla var. intermediaJungermannia platyphylla var. majorAntoiria vulgaris var. minorCavendishia platyphylla var. majorMadotheca navicularis f. distansMadotheca platyphylla f. applanataMadotheca platyphylla f. attenuataMadotheca platyphylla f. communisMadotheca platyphylla f. convexifoliaMadotheca platyphylla f. convexula-attenuataMadotheca platyphylla f. depauperataMadotheca platyphylla f. intermediaMadotheca platyphylla var. laxaMadotheca platyphylla f. majorMadotheca platyphylla f. paradoxaMadotheca platyphylla var. porelloides