Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Ranunculidae Takht. ex Reveal (1992) see Order Ranunculales Juss. ex Bercht. & J.Presl (1820)
       Superorder Ranunculanae Takht. ex Reveal (1992)
         Order Berberidales Bercht. & J.Presl (1820) see Order Ranunculales Juss. ex Bercht. & J.Presl (1820)
           Family Podophyllaceae DC. (1817), nom. cons. see Tribe Berberideae Rchb. (1832)
             Subfamily Epimedioideae see Tribe Berberideae Rchb. (1832)
               Tribe Epimedieae Dumort. (1829) see Tribe Berberideae Rchb. (1832)
                 Genus Jeffersonia Barton (1793)