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 Asparagales Link (1829)
           Suborder Asparagineae see Order Asparagales Link (1829)
             Family Ophiopogonaceae Meisn. (1842) see Subfamily Ophiopogonoideae (Endl.) Lindl. (1846)
               Tribe Ophiopogoneae Voigt (1845)
                 1 Genus Ophiopogon Ker-Gawler (1807)
                 2 Genus Liriope Loureiro (1790)