Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Liliopsida Batsch (1802) see Class Magnoliopsida Brongn. (1843)
     Subclass Liliidae J.H.Schaffn. (1911) see Order Liliales Perleb (1826)
       Superorder Lilianae Takht. (1967) - monocots
         Order Melanthiales R.Dahlgren ex Reveal (1992) see Order Liliales Perleb (1826)
           Family Melanthiaceae Batsch ex Borkh. (1797), nom. cons.
             1 Genus Veratrum L. (1753)
             2 Genus Melanthium L. (1753)
             3 Genus Stenanthium (A.Gray) Kunth (1843), nom. cons.
             4 Genus Amianthium A.Gray, 1848[1837], nom. cons.
             5 Genus Schoenocaulon A.Gray (1837)
             6 Genus Zigadenus Michx. (1803)