Buellia spuria (Schaer.) Anzi

Syn.: Buellia italica A. Massal., Buellia lactea (A. Massal.) Körb., Buellia lactea (A. Massal.) Körb. var. olivaceofusca Anzi, Buellia liguriensis B. de Lesd., Buellia olivaceofusca (Anzi) Zahlbr., Catolechia lactea A. Massal., Lecidea italica (A. Massal.) Wedd. non B. de Lesd., Lecidea spuria Schaer.
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: a mild-temperate to subtropical, chemically variable species, most common on granite, often found on walls.
Austria: Tirol; Niederösterreich (incl. Wien); Switzerland: Graubünden; Ticino; Uri; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Alpes-Maritimes; Vaucluse; Var; Italy: Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria;