Physciella denigrata (Hue) Essl.
Fungi | Ascomycota | Lecanoromycetes | Caliciales | Physciaceae | Physciella | Physciella denigrata
Salix sp. (Willow) branches
Lakeside of Motosu-ko: Motosu, Fujikawafuchiko-machi, Minamitsuru-gun.