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 Iridales Raf. (1815) see Order Asparagales Link (1829)
           Family Iridaceae Juss. (1789), nom. cons. - Iris family
             Subfamily Iridoideae
               Tribe Tigridieae
                 1 Genus Cypella Herbert (1826)
                 2 Genus Calydorea Herbert (1843)
                 3 Genus Herbertia Sweet (1827)
                 4 Genus Tigridia Juss. (1789)