Syn.: Parmelia duboscqii Abbayes var. perreticulata Räsänen in Sbarbaro
Lichenised.
Substrate: siliceous rocks, bark
Altitudinal distribution: mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex)
Note: a mainly Mediterranean-Atlantic lichen found on siliceous rocks and bark, with a few records from the base of the Western Alps near Spotorno (Italy).