Bremia centaureae Sydow, 1923
on Centaurea
gall
externally hardly different from Bremia lactucae; molecular-genetic analyses nevertheless shows that is is an independent species.
hostplants
Asteraceae, monophagous
Centaurea borysthenicsa, imperialis, jacea, nervosa, nigra, nigrescens, phrygia & subsp. pseudophrygia, scabiosa & subsp. fritschii + grinensis, subjaceal Cyanus montanus, segetum.
synonyms
Brandenburger and Klenke & Scholler consider centaureae identical with B. lactucae.
references
Brandenburger (1985a), Chater, Woods, Stringer, ao (2020a), Choi & Thines (2015a), Doppelbaur, Huber & Poelt (1965a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Mayor (1967a), Thines, Runge, Telle & Voglmayr (2010a).