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 Caryophyllidae Takht. (1967) see Order Caryophyllales Juss. ex Bercht. & J.Presl (1820)
    Count: [f] 4o;24f;381g;1s
       Superorder Polygonanae Takht. ex Reveal (1992) see Order Caryophyllales Juss. ex Bercht. & J.Presl (1820)
      Count: [f] 1o;1f;32g
         Order Polygonales Dumort. (1829) see Order Caryophyllales Juss. ex Bercht. & J.Presl (1820)
        Count: [f] 1f;32g
           Family Polygonaceae Juss. (1789), nom. cons. - buckwheat family
          Count: 32g
             Subfamily Polygonoideae Eaton
            Count: 24g
               Tribe Atraphaxideae Dammer (1892) see Tribe Polygoneae
              Count: [g] 3g
                 1 Genus Atraphaxis L. (1753)
                Count: -
                 2 Genus Pteropyrum Jaubert & Spach (1844)
                Count: -
                 3 Genus Calligonum L. (1753)
                Count: -