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 Gentianales Juss. ex Bercht. & J.Presl (1820)
           Family Gentianaceae Juss. (1789), nom. cons. - gentian family
             Tribe Helieae Gilg (1895)
               1 Genus Prepusa Mart. (1827)
               2 Genus Schultesia Mart. (1827), nom. cons.
               3 Genus Irlbachia Mart. (1827)