Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Leotiomycetes O.E. Erikss. & Winka (1997)
       Order Erysiphales Warm. (1884) [monotypic]
         Family Erysiphaceae Sred. (1873), nom. cons.
           01 Genus Arthrocladiella Vassilkov (1960)
           02 Genus Blumeria Golovin ex Speer (1975), nom. cons.
           03 Genus Brasiliomyces Viégas (1944)
           04 Genus Caespitotheca S. Takam. & U.Braun (2005)
           05 Genus Cystotheca Berk. & M.A.Curtis (1860)
           06 Genus Erysiphe R. Hedw. ex DC. (1805), nom. sanct.
           07 Genus Golovinomyces (U.Braun) V.P. Heluta (1988)
           08 Genus Leveillula G. Arnaud (1921)
           09 Genus Microidium (To-anun & S. Takam.) To-anun & S. Takam. (2011)
           10 Genus Neoërysiphe U.Braun (1999), orth. inval. see Genus Neoerysiphe U.Braun (1999)
           11 Genus Parauncinula S. Takam. & U.Braun (2005)
           12 Genus Phyllactinia Lév. (1851)
           13 Genus Pleochaeta Sacc. & Speg. (1881)
           14 Genus Podosphaera Kunze (1823)
           15 Genus Queirozia Viégas & Cardoso (1944)
           16 Genus Sawadaea Miyabe (1914)
           17 Genus Takamatsuella U.Braun & A.N. Shi (2011)
           18 Genus Typhulochaeta S.Ito & Hara (1915)