Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Dothideomycetes O.E. Erikss. & Winka (1997)
       Family Acrospermaceae Fuckel (1870)
         1 Genus Acrospermum Tode (1783), nom. sanct.
         2 Genus Oomyces Berk. & Broome (1851)