Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Dilleniidae Takht. ex Reveal & Tahkt. (1993) see Order Dilleniales DC. ex Bercht. & J.Presl (1820)
       Superorder Theanae R.Dahlgren ex Reveal (1993) see Order Ericales Bercht. & J.Presl (1820)
         Order Elatinales Nakai (1949) see Order Malpighiales Juss. ex Bercht. & J.Presl (1820)
           Family Elatinaceae Dumort. (1829), nom. cons. - waterwort family
             Genus Bergia L. (1771)
               Bergia trimera Fisch. & C.A.Mey. (1836)