Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Liliopsida Batsch (1802) see Class Magnoliopsida Brongn. (1843)
     Subclass Commelinidae Takht. (1967) see Order Commelinales Mirb. ex Bercht. & J.Presl (1820)
       Superorder Commelinanae Takht. (1967) see Order Commelinales Mirb. ex Bercht. & J.Presl (1820)
         Order Eriocaulales Nakai (1930) see Order Poales Burnett (1835)
           Family Eriocaulaceae Martinov (1820), nom. cons. - pipewort family
             Subfamily Paepalanthoideae
               1 Genus Philodice Mart. (1835)
               2 Genus Syngonanthus Ruhland, in Urban (1900)
               3 Genus Rondonanthus
               4 Genus Paepalanthus Kunth (1841), nom. cons.
               5 Genus Blastocaulon Ruhland, in Engl. (1903)
               6 Genus Leiothrix Ruhland (1903)
               7 Genus Tonina Aubl. (1775)
               8 Genus Lachnocaulon Kunth (1841)