Oidium sp.

KW [Darwin] 45468. 采集地点: 乌克兰; Chernivtsi Oblast; Zastavna District; Kostryzhivka village; Dniester river (side, right) (N48°39' E25°40'). 相关生物: Origanum vulgare (叶片). 鉴定人: Minter, D.W..