Erysiphe polygoni
DC.
KW [Darwin] 12259. 采集地点: 乌克兰; Republic of Crimea; Feodosiya District; Karadah reserve; Malyi Karadah mountain (slope, to west) (N44°55' E35°13'). 采集日期: 1982年8月31日. 相关生物: Polygonum patulum (叶片). 采集者: Heluta, V.P.. 鉴定人: Heluta, V.P..