Porina leptalea (Durieu & Mont.) A.L. Sm.

Syn.: Bacidia micrococcoides Erichsen, Biatora leptalea Durieu & Mont., Segestria leptalea (Durieu & Mont.) R.C. Harris
Lichenised.
Substrate: bark
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a humid subtropical to Mediterranean-Atlantic lichen found on smooth bark of broad-leaved trees in moist forests, sometimes foliicolous on evergreen trees and shrubs (e.g. on Buxus).
Austria: Vorarlberg; Tirol; Salzburg; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Switzerland: Glarus; Graubünden; Schwyz; Unterwalden; France: Alpes-Maritimes; Haute-Savoie; Var; Slovenia: Alpine and Pre-Alpine Slovenia;