Scoliciosporum perpusillum J. Lahm ex Körb.
Syn.: Bacidia perpusilla (J. Lahm ex Körb.) Th. Fr.
Lichenised.
Substrate: bark, siliceous rocks
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: a mild-temperate, probably western species, generally found on acid bark, especially of conifers, but also on needles of Abies in damp montane forests; from the Alps there are so far a few scattered records only.
Austria: Vorarlberg; Tirol; Steiermark; Niederösterreich (incl. Wien); Switzerland: Uri; Italy: Piemonte;