• Microsphaera Léveillé, 1851 accepted as Erysiphe R. Hedwig ex A.P. de Candolle, 1805 [Family: Erysiphaceae]
• Microsphaera Redtenbacher, 1845 accepted as Orthoperus Stephens, 1829 [Family: Corylophidae]
• Microsphaera Yoshimi et al., 1996 accepted as Nakamurella Tao et al., 2004 [Family: Nakamurellaceae]
• Microsphaera akebiae Sawada, 1951 accepted as Erysiphe akebiae (Sawada) U. Braun & S. Takam., 2000
• Microsphaera alni (DC. ex Wallr.) G. Winter, 1884 accepted as Microsphaera penicillata (Wallr.) Lév., 1851
• Microsphaera alphitoides Griffon & Maubl., 1912
• Microsphaera astragali (DC.) Trevis., 1853 accepted as Erysiphe astragali DC., 1815
• Microsphaera azaleae U. Braun, 1982 accepted as Erysiphe azaleae (U. Braun) U. Braun & S. Takam., 2000
• Microsphaera baeumleri Magnus, 1899 accepted as Erysiphe baeumleri (Magnus) U. Braun & S. Takam., 2000
• Microsphaera begoniae Sivan., 1971
• Microsphaera berberidis (DC.) Lév., 1851
• Microsphaera betae Vanha, 1903 accepted as Erysiphe betae (Vanha) Weltzien, 1963
• Microsphaera betulae Magnus, 1898 accepted as Erysiphe ornata (U. Braun) U. Braun & S. Takam., 2000
• Microsphaera coluteae Kom., 1895 accepted as Erysiphe coluteae (Kom.) U. Braun & S. Takam., 2000
• Microsphaera corticalis Redtenbacher, 1849 accepted as Orthoperus corticalis (Redtenbacher, 1849)
• Microsphaera cotini Eliade, 1986 accepted as Erysiphe cotini (Eliade) U. Braun & S. Takam., 2000
• Microsphaera diffusa Cooke & Peck, 1872
• Microsphaera dimorpha (Y.N. Yu & Z.Y. Zhao) U. Braun, 1983 accepted as Microsphaera begoniae Sivan., 1971
• Microsphaera divaricata (Wallr.) Lév., 1851
• Microsphaera euonymi (DC.) Sacc., 1882 accepted as Erysiphe euonymi DC., 1815
• Microsphaera euonymi-japonici Vienn.-Bourg., 1968 accepted as Erysiphe euonymi-japonici (Vienn.-Bourg.) U. Braun & S. Takam., 2000
• Microsphaera extensa Cooke & Peck, 1872 accepted as Microsphaera penicillata (Wallr.) Lév., 1851
• Microsphaera friesii Lév., 1851 accepted as Erysiphe friesii (Lév.) U. Braun & S. Takam., 2000
• Microsphaera glabra LeConte, 1852 accepted as Orthoperus glabra (LeConte, 1852)
• Microsphaera grossulariae (Wallr.) Lév., 1851
• Microsphaera guarinonii Briosi & Cavara, 1892 accepted as Erysiphe guarinonii (Briosi & Cavara) U. Braun & S. Takam., 2000
• Microsphaera hedwigii Lév., 1851 accepted as Erysiphe hedwigii (Lév.) U. Braun & S. Takam., 2000
• Microsphaera hypericacearum U. Braun, 1981 accepted as Erysiphe hyperici (Wallr.) S. Blumer, 1933
• Microsphaera hypophylla Nevod., 1952
• Microsphaera ilicis (Potebnia) Sandu, 1936 accepted as Microsphaera berberidis (DC.) Lév., 1851
• Microsphaera lonicerae (DC.) G. Winter, 1884 accepted as Erysiphe lonicerae DC.
• Microsphaera mougeotii Lév., 1851 accepted as Arthrocladiella mougeotii (Lév.) Vassilkov, 1963
• Microsphaera multipartita Yoshimi et al., 1996
• Microsphaera ornata U. Braun, 1982 accepted as Erysiphe ornata (U. Braun) U. Braun & S. Takam., 2000
• Microsphaera palczewskii Jacz., 1927 accepted as Erysiphe palczewskii (Jacz.) U. Braun & S. Takam., 2000
• Microsphaera penicillata (Wallr.) Lév., 1851
• Microsphaera platani Howe, 1874
• Microsphaera polonica Siemaszko, 1933 accepted as Oidium hortensiae Jørst., 1925
• Microsphaera polygoni (DC.) Sawada, 1914 accepted as Erysiphe betae (Vanha) Weltzien, 1963
• Microsphaera pseudacaciae (P.D. Marchenko) U. Braun, 1981
• Microsphaera quercina (Schwein.) Burrill, 1887 accepted as Microsphaera alphitoides Griffon & Maubl., 1912
• Microsphaera rayssiae Mayor, 1961 accepted as Erysiphe rayssiae (Mayor) U. Braun & S. Takam., 2000
• Microsphaera russellii Clinton, 1872 accepted as Erysiphe russellii (Clinton) U. Braun & S. Takam., 2000
• Microsphaera sparsa Howe, 1872 accepted as Erysiphe sparsa U. Braun, 1984
• Microsphaera symphoricarpi Howe, 1874 accepted as Erysiphe symphoricarpi (Howe) U. Braun & S. Takam., 2000
• Microsphaera syringae (Schwein.) H. Magn., 1898 accepted as Erysiphe syringae Schwein., 1834
• Microsphaera thermopsidis U. Braun, 1984 accepted as Erysiphe thermopsidis (U. Braun) U. Braun & S. Takam., 2000
• Microsphaera tortilis (Wallr.) Speer, 1979 accepted as Erysiphe tortilis (Wallr.) Fr., 1829
• Microsphaera trifolii (Grev.) U. Braun, 1981
• Microsphaera vanbruntiana W.R. Gerard, 1875 accepted as Erysiphe vanbruntiana (W.R. Gerard) U. Braun & S. Takam., 2000
• Microsphaera viburni (Duby) S. Blumer, 1933 accepted as Erysiphe sparsa U. Braun, 1984
• Microsphaeraceae Rainey et al., 1997 accepted as Nakamurellaceae Tao et al., 2004 emend. Zhi et al., 2009