Anisomeridium polypori (Ellis & Everh.) M.E. Barr

Syn.: Anisomeridium juistense (Erichsen) R.C. Harris, Anisomeridium nyssaegenum (Ellis & Everh.) R.C. Harris, Anisomeridium willeyanum (R.C. Harris) R.C. Harris, Apiospora polypori Ellis & Everh., Apiosporella polypori (Ellis & Everh.) Höhnel, Arthopyrenia willeyana R.C. Harris, Didymella polypori (Ellis & Everh.) Ellis & Everh., Ditremis nyssaegena (Ellis & Everh.) R.C. Harris, Melanopsamma corticola Ellis & Everh., Mycosphaerella hepaticarum (Pat.) Petrak, Sarcinulella banksiae B. Sutton & Alcorn, Stigmatea hepaticarum Pat., Thelidium juistense Erichsen, Zygonella nyssaegenum Ellis & Everh.
Lichenised.
Substrate: bark
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)
Note: a mainly mild-temperate, perhaps holarctic species, mainly found on bark along rivers and brooks; overlooked for a long time, but certainly widespread and locally common in the Alps.
Austria: Vorarlberg; Tirol; Salzburg; Kärnten; Steiermark; Oberösterreich; Niederösterreich (incl. Wien); Germany: Oberbayern; Schwaben; Switzerland: Glarus; Graubünden; Schwyz; Ticino; Uri; Unterwalden; Valais; France: Alpes-Maritimes; Drôme; Isère; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte; Slovenia: Alpine and Pre-Alpine Slovenia;