Erysiphe trifolii Grev.

KW [Darwin] 4959. 采集地点: 乌克兰; Zaporizhzhia Oblast; Vasylivka District; Skelky village (N47°26' E35°07'). 相关生物: Ampelomyces sp.; Melilotus albus (叶片); Uromyces baeumlerianus. 鉴定人: Homolyako, M.I..