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 Loasanae R.Dahlgren ex Reveal (1996) see Order Cornales Link (1829)
         Order Loasales Bessey (1907) see Order Cornales Link (1829)
           Family Loasaceae Juss. (1804), nom. cons. - Loasa family
             Subfamily Loasoideae Gilg
               Tribe Mentzelieae Gilg (1894) see Subfamily Mentzelioideae (Rchb.) Gilg
                 1 Genus Mentzelia L. (1753)
                 2 Genus Schismocarpus S.F.Blake (1918)
                 3 Genus Eucnide Zucc. (1844), nom. cons.