Biatora beckhausii (Körb.) Tuck.

Syn.: Bacidia beckhausii Körb., Bacidia minuscula Anzi, Bacidia stenospora (Hepp) Arnold, Biatora stenospora Hepp Micarea beckhausii (Körb.) Vězda, Micarea minuscula (Anzi) Vězda
Lichenised.
Substrate: bark, lignum
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 mild-temperate lichen found on bark of broad-leaved trees (especially Fraxinus) in open, humid, mostly montane woodlands; widespread throughout the Alps.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Schwaben; Switzerland: Bern; Graubünden; Schwyz; Uri; Unterwalden; Valais; France: Alpes-de-Haute-Provence; Savoie; Haute-Savoie; Italy: Friuli; Trentino Alto Adige; Lombardia; Piemonte; Slovenia: Alpine and Pre-Alpine Slovenia; Trnovsky Gozd;