Natura - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Vegetabile Regnum nom. inval. - plant kingdom see Kingdom Plantae Haeckel (1866)
         Publicae
           Monoclinia
             Diffinitas
               Indifferentismus
                 Class Hexandria L. (1735), nom. inval. see Class Hexandria L. (1753), nom. inval.
                   Order Hexandria Monogynia L. (1735), nom. inval. see Order Hexandria Monogynia L. (1753), nom. inval.
                     Monopetalae nudae
                       Genus Agave L. (1748), nom. inval. see Genus Agave L. (1753)