Golovinomyces mayorii
(S. Blumer) Heluta
KW [Darwin] 52033. Place of collection: Ukraine; Volynska oblast; Kovel district; Liubche village (N51°23' E24°49'). Date of collection: 11 September 1988. Associated organism: Cirsium arvense (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..