Usnea glabrata (Ach.) Vain.

Syn.: Usnea barbata (L.) F.H. Wigg. var. sorediifera Arnold, Usnea florida (L.) F.H. Wigg. var. sorediifera (Arnold) Hue, Usnea kujalae Räsänen, Usnea plicata (L.) F.H. Wigg. var. glabrata Ach., Usnea sorediifera (Arnold) Lynge non auct.
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: on bark, sometimes on lignum, in cold-humid, but open situations, mostly in the upper montane and subalpine belts; declining throughout the Alps.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Niederösterreich (incl. Wien); Switzerland: Bern; Graubünden; Luzern; Ticino; Vaud; Valais; France: Alpes-de-Haute-Provence; Haute-Alpes; Isère; Italy: Veneto; Trentino Alto Adige; Lombardia; Valle d'Aosta; Slovenia: Alpine and Pre-Alpine Slovenia;