Altitudinal distribution: montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a species with a brownish thallus of minute scattered granules, delimited by a well-developed bluish-black prothallus, small black apothecia with a flat disc and a thin proper margin, a brownish epi- and hypothecium, 8-spored asci, and simple, ellipsoid, hyaline ascospores measuring 13-14 × 6.8-8.6 µm; see also Nimis (1993: 393).
