Gyalecta subclausa Anzi
Syn.: Gyalecta chlorobaea Nyl., Gyalecta elegantula Müll. Arg., Gyalecta rosellovirens Nyl.
Lichenised.
Substrate: calciferous rocks
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: an inconspicuous, perhaps overlooked species found on vertical faces of calcareous rocks in humid, damp and shaded situations in upland areas.
Austria: ?Vorarlberg; Steiermark; France: Alpes-de-Haute-Provence; Alpes-Maritimes; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Lombardia; Slovenia: Trnovsky Gozd;