Cetrelia cetrarioides (Delise ex Duby) W.L. Culb. & C.F. Culb.

Syn.: Parmelia cetrarioides (Delise ex Duby) Nyl., Parmelia perlata (Huds.) Ach. var. cetrarioides Delise ex Duby
Lichenised.
Substrate: bark, siliceous rocks, 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 species with the perlatolic acid syndrome plus traces of imbricaric acid, found on the bark of broad-leaved trees and on epiphytic mosses, more rarely on silicicolous mosses in humid, old, mostly montane forests.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Burgenland; Germany: Oberbayern; Schwaben; Switzerland: Schwyz; France: Haute-Savoie; Italy: Friuli; Veneto; Trentino Alto Adige; Slovenia: Alpine and Pre-Alpine Slovenia; Trnovsky Gozd; Liechtenstein