Systema naturæ - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Regnum Vegetabile L. (1735), nom. inval. - plant kingdom see Kingdom Plantae Haeckel (1866)
         Publicæ
           Monoclinia
             Diffinitas
               Indifferentismus
                 Class Dodecandria L. (1735), nom. inval. see Class Dodecandria L. (1753), nom. inval.
                   Order Dodecandria Trigynia L. (1735), nom. inval. see Order Dodecandria Trigynia L. (1753), nom. inval.
                     1.0.1 Genus Tithymalus Tourn., nom. inval. see Genus Tithymalus Gaertn.
                     1.0.2 Genus Elutheria J. Petiver, nom. inval. see Genus Euphorbium nom. inval.