Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Hamamelididae Takht. (1967)
       Superorder Juglandanae Takht. ex Reveal (1992) see Order Fagales Engl. (1892)
         Order Juglandales Dumort. (1829) see Order Fagales Engl. (1892)
           1 Family Juglandaceae DC. ex Perleb (1818), nom. cons. - walnut family
           1.0.1 Family Platycaryaceae Nakai (1930), nom. inval. see Family Platycaryaceae Nakai ex Doweld (2000)
           1.0.2 Family Pterocaryaceae Nakai (1930) see Family Juglandaceae DC. ex Perleb (1818), nom. cons.