Erysiphe polygoni
DC.
KW [Darwin] 12237. Place of collection: Ukraine; Kirovohrad Oblast; Oleksandrivka District; Oleksandrivka settlement (near) (N48°57' E32°13'). Date of collection: 9 September 1977. Associated organism: Polygonum lapathifolium (leaf). Collector: Heluta, V.P.. Identifier: Heluta, V.P..