Lecanora pulicaris
(Pers.) Ach.
KW [Darwin] 30250. Place of collection: Ukraine; Kyiv Oblast; Kievo-Sviatoshynskyi District; Moshchun village (near) (N50°36' E30°19'). Date of collection: 24 August 1950. Associated organism: Populus tremula (bark). Collector: Oksner, A.M..