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)
           Family Juglandaceae DC. ex Perleb (1818), nom. cons. - walnut family
             1 Subfamily Platycarioideae
             2 Subfamily Engelhardtioideae
             3 Subfamily Juglandoideae Eaton