Peronospora rorippae-islandicae Gäum.

KW [Darwin] 18297. 采集地点: 乌克兰; Ivano-Frankivsk Oblast; Bohorodchany District; Rosil’na village; Rosil’nianske forestry; yard (N48°46' E24°22'). 采集日期: 1975年9月23日. 相关生物: Rorippa palustris (叶片). 采集者: Dudka, I.O.. 鉴定人: Dudka, I.O..