Fungi (Jahn & Jahn, 1959)
   Class Gymnocarpi
     Order Hymenothecii
       Boletoidei
         Genus Boletvs L. (1753), nom. sanct., nom. cons.
           Pileo carnoso, coriaceo, vtplurimum subsuberoso, tubis subbreuibus, cum pilei substantia connexis.
             Pileo integro, stipite centrali aut subexcentrico, perpendiculari.