Magnoliophyta Cronquist, Takhtajan & W. Zimmermann, 1966
   Liliopsida Scopoli, 1760
     Liliidae Takhtajan, 1967
       Dioscoreanae Takhtajan, superordo et stat. nov.
         Smilacales Lindley, 1833
           1 Luzuriagaceae J.P. Lotsy, 1911
           2 Philesiaceae Dumortier, 1829
           3 Ripogonaceae Conran & H. Clifford, 1985
           4 Smilacaceae Ventenat, 1799
           5 Petermanniaceae Hutchinson, 1934