Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Rosidae Takht. (1967) see Superorder Rosanae Takht. (1967)
       Superorder Geranianae Takht. (1997), nom. inval. see Order Geraniales Juss. ex Bercht. & J.Presl (1820)
         Order Linales Baskerville (1839) see Order Malpighiales Juss. ex Bercht. & J.Presl (1820)
           Family Ixonanthaceae Planch. ex Miq. (1858), nom. cons.
             1 Genus Cyrillopsis Kuhlmann (1925)
             2 Genus Ixonanthes Jack (1822)
             3 Genus Ochthocosmus Bentham (1843)
             4 Genus Phyllocosmus Klotzsch (1857) see Genus Ochthocosmus Bentham (1843)