Agonimia gelatinosa (Ach.) M. Brand & Diederich

Syn.: Endocarpon gelatinosum (Ach.) Müll. Arg., Polyblastia caliginosa Norman, Polyblastia gelatinosa (Ach.) Th. Fr., Polyblastia nigrata Nyl., Verrucaria gelatinosa Ach., Verrucaria nigrata Nyl.
Lichenised.
Substrate: plant debris, living mosses
Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) to the alpine belt (potential vegetation: treeless Alpine grasslands and tundras, to the lower limit of perennial snow and the equilibrium line of glaciers)
Note: a rather inconspicuous species growing on plant debris and mosses in dry calcareous grasslands, with optimum near treeline; widespread in the Alps.
Austria: ?Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Schwaben; Switzerland: Bern; Luzern; Schwyz; Vaud; Valais; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Vaucluse; Italy: Friuli; Trentino Alto Adige; Slovenia: Alpine and Pre-Alpine Slovenia;