[Regnum Vegetabile] L. (1753), nom. inval. - plant kingdom see Kingdom Plantae Haeckel (1866)
   Class Tetrandria L. (1753), nom. inval.
     Order Tetrandria Tetragynia L. (1753), nom. inval.
       1 Genus Ilex L. (1753)
       2 Genus Coldenia L. (1753)
       3 Genus Potamogeton L. (1753)
       4 Genus Ruppia L. (1753)
       5 Genus Sagina L. (1753)
       6 Genus Tillaea L. (1753) see Genus Crassula L. (1753)