Parmotrema perlatum (Huds.) M. Choisy

Syn.: Imbricaria perlata (Huds.) Körb., Lichen chinensis Osbeck, Lichen perlatus Huds., Parmelia coniocarpa Laurer, Parmelia perlata Ach. nom.illeg., Parmelia trichotera Hue, Parmotrema chinense (Osbeck) Hale & Ahti, Parmotrema trichoterum (Hue) M. Choisy
Lichenised.
Substrate: bark, lignum, siliceous rocks
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a mainly mild-temperate lichen found on bark and mossy siliceous rocks, on isolated trees only in humid areas, otherwise in light woodlands and restricted to the mossy base of trunks, exceptionally reaching the dry-continental valleys of the Alps in sheltered situations; widespread throughout the Alps.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Burgenland; Germany: Oberbayern; Switzerland: Bern; Glarus; Graubünden; Luzern; St. Gallen; Schwyz; Ticino; Uri; Unterwalden; Vaud; Valais; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Drôme; Isère; Savoie; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria; Slovenia: Alpine and Pre-Alpine Slovenia; Trnovsky Gozd;