Erysiphe polygoni
DC.
KW [Darwin] 12337. Place of collection: Ukraine; Republic of Crimea; Yalta District; Nikita Botanic Garden; lowest part (N44°30' E34°14'). Date of collection: 21 July 1982. Associated organism: Rumex sp. (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..