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 Rubioideae
               01 Genus Hedyotis L. (1753)
               02 Genus Lerchea L. (1771), nom. cons.
               03 Genus Oldenlandia L. (1753)
               04 Genus Xanthophytum Reinw. ex Blume (1826)
               05 Genus Ophiorrhiza L. (1753)
               06 Genus Argostemma N. Wall., in Roxburgh (1824)
               07 Genus Hamelia Jacq. (1760)
               08 Genus Hoffmannia Sw. (1788)
               09 Genus Schradera Vahl (1796), nom. cons.
               10 Genus Gaertnera Lam. (1792), nom. cons.
               11 Genus Myrmecodia Jack (1823)
               12 Genus Psychotria L. (1759), nom. cons.
               13 Genus Triainolepis Hook.f., in Bentham & Hook.f. (1873)
               14 Genus Lathraeocarpa Bremekamp (1957)
               15 Genus Lasianthus Jack (1823), nom. cons.
               16 Genus Morinda L. (1753)
               17 Genus Coussarea Aubl. (1775)
               18 Genus Faramea Aubl. (1775)
               19 Genus Jaubertia Guillemin (1841) see Genus Plocama Aiton (1789)
               20 Genus Paederia L. (1767), nom. cons.
               21 Genus Neogaillonia I.A. Linczevski (1973) see Genus Plocama Aiton (1789)
               22 Genus Pseudogaillonia I.A. Linczevski (1973) see Genus Plocama Aiton (1789)
               23 Genus Putoria Persoon (1805) see Genus Plocama Aiton (1789)
               24 Genus Anthospermum L. (1753)
               25 Genus Coprosma J.R.Forst. & G.Forst. (1775)
               26 Genus Opercularia Gaertn. (1788)
               27 Genus Diodia L. (1753)
               28 Genus Spermacoce L. (1753)
               29 Genus Asperula L. (1753)
               30 Genus Callipeltis C. Steven (1829)
               31 Genus Crucianella L. (1753)
               32 Genus Cruciata Mill. (1754)
               33 Genus Galium L. (1753)
               34 Genus Phuopsis (A. Grisebach) Hook.f. (1873)
               35 Genus Rubia L. (1753)
               36 Genus Sherardia L. (1753)
               37 Genus Valantia L. (1753)