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 Commelinidae Takht. (1967) see Order Commelinales Mirb. ex Bercht. & J.Presl (1820)
    Count: [f] 21o;30f;394g
       Superorder Pontederianae Takht. ex Reveal (1992) see Order Commelinales Mirb. ex Bercht. & J.Presl (1820)
      Count: [g] 3o;4f;23g
         Order Pontederiales Hook.f. (1876) see Order Commelinales Mirb. ex Bercht. & J.Presl (1820)
        Count: [g] 1f;6g
           1 Family Pontederiaceae Kunth (1816), nom. cons. - water-hyacinth family
          Count: [g] 6g
           1.0 Family Heterantheraceae J.Agardh (1858) see Tribe Heteranthereae O.Schwartz (1927)
          Count: -