Oidium
sp.
KW [Darwin] 53917. Place of collection: Ukraine; Volynska oblast; Lyubeshiv district; Lyubotin village, near, to southwest; Prip’yat’ river valley, island (N51°51' E25°16'). Date of collection: 20 August 1998. Associated organism: Viola tricolor (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..