Kingdom Fungi R.T.Moore (1980) - fungi
   Subkingdom Dikarya Hibbett, T.Y. James & Vilgalys (2007)
     Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
       Subphylum Agaricomycotina Doweld (2001)
         Class Agaricomycetes Doweld (2001)
           Subclass Agaricomycetidae Locq. ex Parmasto (1986)
             Order Boletales E.-J. Gilbert (1931)
               Genus Scleroderma Pers. (1801)