Massalongia carnosa (Dicks.) Körb.

Syn.: Biatora carnosa (Dicks.) Rabenh., Lecanora muscorum Ach. nom. superfl., Lichen carnosus Dicks., Pannaria muscorum Delise ex Duby, Pannularia muscorum Nyl. ex Lamy nom.illeg.
Lichenised.
Substrate: living mosses, siliceous rocks, ,
Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the alpine belt (potential vegetation: treeless Alpine grasslands and tundras, to the lower limit of perennial snow and the equilibrium line of glaciers)
Note: a circumpolar, arctic-alpine to boreal-montane lichen found on bryophytes and soil rich in humus, on steeply inclined or underhanging faces near the ground, with optimum above or near treeline in areas with siliceous substrata; widespread throughout the Alps.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Germany: Oberbayern; Switzerland: Graubünden; Luzern; Ticino; Uri; Unterwalden; Valais; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Isère; Haute-Savoie; Italy: Friuli; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria;