Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
Count: [f] 2c;232o;592f;6085g;41s; †1g
   Class Magnoliopsida Brongn. (1843)
  Count: -
     Subclass Nymphaeidae J.W. Walker ex Takht. (1997) see Order Nymphaeales Salisb. ex Bercht. & J.Presl (1820)
    Count: [g] 3o;6f;9g
       Superorder Ceratophyllanae Takht. (1997), nom. inval. see Superorder Ceratophyllanae Takht. ex Reveal & Doweld (1999)
      Count: [g] 1o;1f;1g
         Order Ceratophyllales Link (1829)
        Count: -
           1 Family Ceratophyllaceae Gray (1822), nom. cons. - hornwort family
          Count: [g] 1g