Oidium
sp.
KW [Darwin] 50822. Place of collection: Ukraine; Poltava oblast; Shyshaky district; Shyshaky settlement (N49°52' E34°00'). Date of collection: 17 August 1985. Associated organism: Chaiturus marrubiastrum (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..