Lecidea labulata (Hepp ex Metzler) Zahlbr.
Syn.: Biatora labulata Hepp ex Metzler
Lichenised. Poorly known taxon.
Substrate: calciferous 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 calcicolous species of unclear relationship, with a thallus consisting of whitish grey, small squamules dispersed on a grey prothallus, sessile, globose, immarginate, black apothecia with an emerald-green hymenium, 8-spored asci, and simple, ellipsoid ascospores measuring 7-9 × 3-5 μm; only known from two localities in Austria and Switzerland.
Austria: Salzburg; Switzerland: Graubünden;