Hazslinszkya gibberulosa (Ach.) Körb.

Syn.: Arthonia gibberulosa Ach., Melaspilea deformis (Nyl.) Nyl., Melaspilea gibberulosa (Ach.) Zwackh, Melaspilea megalyna (Ach.) Arnold
Non- or doubtfully lichenised.
Substrate: bark
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: today regarded as non-lichenised, although an early monographer described a thin episubstratic, smooth to rimulose, whitish to greyish thallus with a trentepohlioid photobiont; ascomata adpressed, sessile, roundish to oval, disc and the somewhat prominent margin black, exciple carbonised, basally lacking, epihymenium red-brown, hypothecium brownish, most interascal filaments unbranched, ascospores 1-septate, with strongly unequal cells, for a long time unpigmented, finally brownish, pycnoconidia bacilliform; on bark of both coniferous and broad-leaved trees; widespread in Europe including the Alps, but undercollected in recent times.
Austria: Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Schwaben; Switzerland: Schwyz; France: Alpes-Maritimes; Drôme; Haute-Savoie; Italy: Lombardia;