Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Rosidae Takht. (1967) see Superorder Rosanae Takht. (1967)
       Superorder Celastranae Takht. (1967) see Order Celastrales Link (1829)
         Order Celastrales Link (1829)
           1 Family Goupiaceae Miers (1862)
           2 Family Celastraceae R.Br. (1814), nom. cons. - bittersweet family
           2.0.1 Family Canotiaceae Airy Shaw (1965) see Family Celastraceae R.Br. (1814), nom. cons.
           2.0.2 Family Hippocrateaceae Juss. (1811), nom. cons. see Subfamily Hippocrateoideae Lindl.
           2.0.3 Family Siphonodontaceae Gagnepain & Tardieu ex Tardieu (1951) see Subfamily Siphonodontoideae Croizat
           3 Family Lophopyxidaceae H.Pfeiff. (1951)
           4 Family Stackhousiaceae R.Br. (1814) - Stackhousia family see Subfamily Stackhousioideae Burnett