Erysiphe buhrii
U. Braun
KW [Darwin] 51369. Place of collection: Ukraine; Mykolaiv Oblast; Pervomaisk District; Mihīya village; Pīvdenniĭ Buh river (near) (N48°02' E30°56'). Date of collection: 20 May 1989. Associated organism: Eremogone biebersteinii (leaf). Collector: Burdyukova, L.I.. Identifier: Heluta, V.P..