Fungi (Jahn & Jahn, 1959)
   Class Gymnocarpi
     Order Hymenothecii
       Agarici
         Genus Agaricvs L. (1753), nom. sanct., nom. cons.
           Section Gymnopvs Pers. (1801)
             Color, praesertim pilei, albus. (Ag. fertilis, grandis.)