Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Lamiidae Takht. ex Reveal (1993) see [unranked] lamiids
       Superorder Lamianae Takht. (1967) see Order Lamiales Bromhead (1838)
         Order Scrophulariales Lindl. (1833) see Order Lamiales Bromhead (1838)
           Family Scrophulariaceae Juss. (1789), nom. cons. - figwort family
             Subfamily Rhinanthoideae see Family Orobanchaceae Vent. (1799), nom. cons.
               Tribe Buchnereae Benth. (1835)
                 Genus Buchnera L. (1753)