Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Lamiidae Takht. ex Reveal (1993) see [unranked] lamiids
       Superorder Gentiananae Thorne ex Reveal (1992) see Order Gentianales Juss. ex Bercht. & J.Presl (1820)
         Order Rubiales Dumort. (1829) see Order Gentianales Juss. ex Bercht. & J.Presl (1820)
           Family Rubiaceae Juss. (1789), nom. cons. - coffee family
             Subfamily Ixoroideae
               1 Genus Gardenia J. Ellis (1761), nom. cons.
               2 Genus Randia L. (1753)
               3 Genus Diplospora DC. (1830)
               4 Genus Ixora L. (1753)
               5 Genus Pavetta L. (1753)
               6 Genus Coffea L. (1753)
               7 Genus Psilanthus Hook.f. (1873), nom. cons.
               8 Genus Aulacocalyx Hook.f. (1873)
               9 Genus Hypobathrum Blume (1826)