Erysiphe polygoni
DC.
KW [Darwin] 12238. Place of collection: Ukraine; Republic of Crimea; Feodosiya District; Planers’ke settlement (N44°57' E35°14'). Date of collection: 22 September 1977. Associated organism: Polygonum lapathifolium (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..