Arthonia radiata (Pers.) Ach.
Fungi | Ascomycota | Arthoniomycetes | Arthoniales | Arthoniaceae | Arthonia | Arthonia radiata
Alnus incana
Polish Western Beskids, Beskid Zywiecki Mountains, Wielka Racza Group, Soblówka near Ujsoly (distr. Zywiec)