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 Triandria L. (1735), nom. inval. see Class Triandria L. (1753), nom. inval.
                   Order Triandria Monogynia L. (1735), nom. inval. see Order Triandria Monogynia L. (1753), nom. inval.
                     Calice spatha see [unranked] Flores spathacei, capsula triloculari
                       Genus Iris Tourn., nom. inval. see Genus Iris L. (1753)