Flora van Nederland Haeckel (1866) - plants
   Division Spermatophyta Goebel (1882) see Phylum Spermatophyta Goebel (1882)
     Subdivision Angiospermae J. Lindley (1830) see Infraphylum Angiospermae auct.
       Class Dicotyledones see Class Magnoliopsida Brongn. (1843)
         Order Gentianales Juss. ex Bercht. & J.Presl (1820)
           Family Gentianaceae Juss. (1789), nom. cons. - gentian family
             1 Genus Cicendia Adans. (1763)
             2 Genus Blackstonia Huds. (1762)
             3 Genus Centaurium Hill (1756)
             4 Genus Gentiana L. (1753)
             5 Genus Gentianella Moench (1794)