Sarcogyne regularis var. intermedia (Körb.) Golubk.
Sarcogyne pruinosa (Sm.) Koerb. pp.
Thallus very thin more or less endolithic, sometimes poorly defined and hardly visible, whitish, white-greyish, pale ochre. Apothecia clustered towards the center, sometimes immersed in a minute pit or a small cup, as small as 0.5-1 mm diam., disc pruinose blue almost persistent (to the exception of old apothecia that are deprived of pruine), exciple distinct, black, disappearing when fully mature. Chemical and microscopic characteristics identical to the canonical type. On hard calcareous rocks. Its relation with Sarcogyne pruinosa auct. are still to be defined.*