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 Dioscoreanae Takht. (1997), nom. inval. see Superorder Dioscoreanae Takht. ex Reveal & Doweld (1999)
         Order Dioscoreales Mart. (1835)
           Family Avetraceae Takht. (1997) see Family Dioscoreaceae R.Br. (1810), nom. cons.
             Genus Avetra H. Perrier de la Bâthie (1924) see Genus Trichopus Gaertn. (1788)