Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Sordariomycetes O.E. Erikss. & Winka (1997)
       Subclass Xylariomycetidae O.E. Erikss. & Winka (1997)
         Order Xylariales Nannf. (1932)
           Family Graphostromataceae M.E.Barr, J.D. Rogers & Y.M. Ju (1993)
             1 Genus Biscogniauxia Kuntze (1891)
             2 Genus Camillea Fr. (1849)
             3 Genus Graphostroma Piroz. (1974)
             4 Genus Obolarina Pouzar (1986)
             5 Genus Theissenia Maubl. (1914)
             6 Genus Vivantia J.D. Rogers, Y.M. Ju & Cand. (1996)