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
           Diclinia
             Class Dioecia L. (1735), nom. inval. see Class Dioecia L. (1753), nom. inval.
               Order Dioecia Enneandria L. (1735), nom. inval. see Order Dioecia Enneandria L. (1753), nom. inval.
                 1 Genus Mercurialis nom. inval. see Genus Mercurialis L. (1753)
                 2 Genus Hydrocharis nom. inval. see Genus Hydrocharis L. (1753)
                 2.0 Genus Morsus ranae J.J. Dillenius, nom. inval. see Genus Hydrocharis nom. inval.