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 Theligonaceae Dumort. (1829), nom. cons. - Theligonum family see Tribe Theligoneae
             1 Genus Theligonum L. (1753)