Aphanopsis coenosa (Ach.) Coppins & P. James

Syn.: Collema coenosum Ach., Lecidea humigena Taylor, Lecidea praecox Vězda
Lichenised.
Substrate: acidic soil (mostly on siliceous substrata)
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: on humid, bare, clayey or fine-grained sandy soil on track sides or ditch margins in woodlands; easy to overlook and perhaps more widespread in the Alps, but certainly not common.
Austria: Steiermark; Switzerland: Valais; Italy: Lombardia;