Leptogium corticola (Taylor) Tuck.

Syn.: Collema corticola Taylor, Leptogium cimiciodorum A. Massal.
Lichenised.
Substrate: bark, living mosses
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a mild-temperate to humid subtropical species found in ancient, humid forests; most of the records are old: presently extinct in large parts of its former range.
Austria: Steiermark; Italy: Veneto; Lombardia; Piemonte;