Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843) see Subclass Magnoliidae Novák ex Takht. (1967)
     Subclass Hamamelididae Takht. (1967)
       Superorder Buxanae Takht. (1997) see Superorder Buxanae Takht. ex Reveal & Doweld (1999)
         1 Order Didymelales Takhtajan (1967) see Order Buxales Takht. ex Reveal (1996)
         2 Order Buxales Takht. ex Reveal (1996)
         3 Order Simmondsiales Reveal (1992) see Order Caryophyllales Juss. ex Bercht. & J. Presl (1820)