Lecania subfuscula (Nyl.) S. Ekman

Syn.: Bacidia circumpallens (Nyl.) Arnold, Bacidia subfuscula (Nyl.) Th. Fr., Biatora siberiensis Willey, Lecidea circumpallens Nyl., Lecidea subfuscula Nyl.
Lichenised.
Substrate: calciferous soil
Altitudinal distribution: submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus)
Note: a species with a whitish, rather thick, granular thallus and apothecia with brown to blackish discs and margins often remaining pale, and narrowly fusiform to bacilliform, mostly 3-septate ascospores; mostly on soil and plant debris, rarely directly on rock, in nutrient-rich habitats; based on a type from Iceland and widespread in the Northern Hemisphere, but in the Alps reported from a few localities at low elevations.
Switzerland: Unterwalden; Italy: Veneto;