Oidium sp.

KW [Darwin] 50983. Place of collection: Ukraine; Donetsk oblast; Sloviansk district; Mayaki village; the southern part (N48°57' E37°37'). Date of collection: 22 July 1977. Associated organism: Astragalus cicer (leaf). Collector: Heluta, V.P.. Identifier: Minter, D.W..