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 Rutanae Takht. (1967) see Order Sapindales Juss. ex Bercht. & J.Presl (1820)
         Order Sapindales Juss. ex Bercht. & J.Presl (1820)
           Family Hippocastanaceae A.Rich. (1823), nom. cons. - horse-chestnut family see Subfamily Hippocastanoideae Burnett
             1 Genus Aesculus L. (1753)
             2 Genus Billia Peyritsch (1858), nom. cons.