Erysiphe howeana
U. Braun
KW [Darwin] 11268. Place of collection: Ukraine; Kyiv Oblast; Irpin’ District; Bucha settlement (N50°33' E30°12'). Date of collection: 12 August 1946. Associated organism: Oenothera biennis (leaf). Collector: Isaeva, O.V.. Identifier: Heluta, V.P..