Porpidia albocaerulescens (Wulfen) Hertel & Knoph
Syn.: Haplocarpon albocaerulescens (Wulfen) M. Choisy, Huilia albocaerulescens (Wulfen) Hertel, Lecidea albocaerulescens (Wulfen) Ach., Lecidea alboflavescens Vain., Lecidea nitescens Leight., Lichen albocaerulescens Wulfen
Lichenised.
Substrate: 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: on siliceous boulders in sheltered, humid situations, such as in deciduous forests.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Niederösterreich (incl. Wien); Germany: Oberbayern; Switzerland: Bern; Ticino; Italy: Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Slovenia: Alpine and Pre-Alpine Slovenia;