Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Geastrales K. Hosaka & Castellano (2007)
         Family Geastraceae Corda (1842)
           Genus Geastrum Pers. (1794), nom. sanct., nom. cons.