Oidium
sp.
KW [Darwin] 16214. Place of collection: Ukraine; Poltava oblast; Poltava district; Poltava Agricultural Experimental Station (N49°3x' E34°3x'). Date of collection: 8 August 1914. Associated organism: Cucurbita pepo (leaf). Collector: Reznik, I.. Identifier: Spangenberg, G.E..