Verrucaria glowackii Servít

Lichenised. Poorly known taxon.
Substrate: siliceous rocks
Altitudinal distribution: montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a silicicolous species resembling in habitus V. papillosa, with a spreading, epilithic, thin, verrucose to areolate, yellowish to brownish thallus, the black ascomata (to c. 0.3 mm in diam.) somewhat protruding with depressed ostioles, an involucrellum reaching down to the base of the perithecium, and ellipsoid to oblong ascospores (23-26 × 10-14 μm); only known from the type locality in the Eastern Alps (Slovenia).
Slovenia: Alpine and Pre-Alpine Slovenia;