Lecanora argentata
(Ach.) Röhl.
KW [Darwin] 30958. Place of collection: Ukraine; Zhytomyr Oblast; Korostyshiv District; Korostyshiv town, near (N50°18' E29°04'). Date of collection: 8 July 1950. Associated organism: Populus tremula (bark). Collector: Oksner, A.M..