Strigula affinis (A. Massal.) R.C. Harris

Syn.: Arthopyrenia affinis (A. Massal.) Boistel, Porina affinis (A. Massal.) Zahlbr., Sagedia affinis A. Massal.
Lichenised.
Substrate: bark, living mosses
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a mainly temperate species found on the smooth bark of deciduous trees, e.g. Fraxinus, Juglans, Tilia.
Austria: Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Switzerland: Bern; Luzern; Schwyz; Uri; France: Alpes-Maritimes; Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte;