Basionym Name:Oidium dubiosum Speg., Anal. Soc. cient. argent. 10(4): 162 (1880)
Homotypic synonyms:Alysidium dubiosum (Speg.) Kuntze, Revis. gen. pl. (Leipzig) 3(3): 442 (1898)Oospora dubiosa (Speg.) Sacc. & Voglino, Syll. fung. (Abellini) 4: 17 (1886)