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 Rosidae Takht. (1967) see Superorder Rosanae Takht. (1967)
    Count: [f] 45o;130f;1338g; †1g
       Superorder Saxifraganae Reveal (1994)
      Count: [f] 8o;19f;126g
         Order Podostemales Lindl. (1833) see Order Malpighiales Juss. ex Bercht. & J.Presl (1820)
        Count: [f] 1f;21g
           Family Podostemaceae Rich. ex Kunth (1816), nom. cons. - river-weed family
          Count: 21g
             Subfamily Tristichoideae Warm.
            Count: [g] 4g
               Tribe Weddellineae see Subfamily Weddellinoideae Engl.
              Count: [g] 1g
                 Genus Weddellina Tulasne (1849)
                Count: -