Pertusaria alpina Hepp ex Ahles
Syn.: Pertusaria laevigata (Th. Fr.) Anzi non (Nyl.) Arnold, Pertusaria leioplaca DC. var. laevigata Th. Fr.
Lichenised.
Substrate: bark
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)
Note: a mainly temperate species found on the smooth bark of deciduous trees, especially on twigs and branches.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Switzerland: Bern; Glarus; Graubünden; Schwyz; Uri; Unterwalden; Valais; Italy: Friuli; Trentino Alto Adige; Lombardia; Slovenia: Alpine and Pre-Alpine Slovenia;