asexual fungi R.T.Moore (1980) - fungi
   Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
     Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
       Class Leotiomycetes O.E. Erikss. & Winka (1997)
         Order Rhytismatales M.E.Barr ex Minter (1986)
           Family Rhytismataceae Chevall. (1826), nom. cons.
             1 Genus Hypohelion P.R. Johnst. (1990), nom. protect.
             2 Genus Ploioderma Darker (1967)
             3 Genus Rhytisma Fr. (1819), nom. sanct.