Usnea hirta (L.) F.H. Wigg.

Syn.: Lichen hirtus L., Usnea barbata (L.) F.H. Wigg. var. hirta (L.) Fr., Usnea florida (L.) F.H. Wigg. var. hirta (L.) Ach., Usnea foveata Vain., Usnea glaucescens Vain., Usnea hirta (L.) F.H. Wigg. subsp. helvetica Motyka, Usnea hirta (L.) F.H. Wigg. subsp. laricicola Motyka, Usnea hirta (L.) F.H. Wigg. subsp. villosa (Ach.) Motyka, Usnea plicata (L.) F.H. Wigg. var. foveata (Vain.) Clauzade & Cl. Roux, Usnea pulvinata Motyka ex Räsänen, Usnea variolosa Motyka
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: most common in climatically continental, but humid areas, on bark (branches and boles) of isolated trees and on lignum (e.g. wooden fences and poles); widespread throughout the Alps.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Switzerland: Bern; Graubünden; Luzern; Schwyz; Ticino; Uri; Unterwalden; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Alpes-Maritimes; Isère; Savoie; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Valle d'Aosta; Liguria; Slovenia: Alpine and Pre-Alpine Slovenia;