Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
Count: [f] 2c;232o;592f;6085g;41s; †1g
   Class Liliopsida Batsch (1802) see Class Magnoliopsida Brongn. (1843)
  Count: -
     Subclass Triurididae Takht. ex Reveal (1992) see Order Pandanales R.Br. ex Bercht. & J.Presl (1820)
    Count: [g] 2o;2f;9g
       Superorder Triuridanae Thorne ex Reveal (1992) see Order Pandanales R.Br. ex Bercht. & J.Presl (1820)
      Count: [g] 2o;2f;9g
         Order Petrosaviales Takht. (1997)
        Count: [g] 1f;1g
           Family Petrosaviaceae Hutch. (1934), nom. cons.
          Count: [g] 1g
             Genus Protolirion see Genus Petrosavia Becc. (1871)
            Count: -