Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
Count: [*†*] 10p;24c;72o;262f;1685g; †5p;17c;56o;141f;593g
   Subkingdom Pteridobiotina Britton & A. Br. (1896)
  Count: [*†*] 6p;9c;20o;58f;370g; †2p;12c;42o;103f;488g
     Superdivision Cycadophytanae Doweld (2001) see Superphylum Cycadophytanae Doweld (2001)
    Count: [*†*] 5p;5c;9o;12f;83g; †2p;12c;37o;72f;361g
       Division Cycadophyta Bessey (1907)
      Count: [*†*] 1c;2o;2f;10g; †1c;2o;7f;28g [2 May 2023]
         Class Cycadopsida Brongn. (1843)
        Count: [*†*] 2o;2f;10g; †1o;2f;11g [20 Apr 2023]
           Subclass Cycadidae Pax (1894) [monotypic] - cycads
          Count: [*†*] 1o;1f;1g; †1f;5g [19 Apr 2023]
             Order Cycadales Pers. ex Bercht. & J.Presl (1820) - cycads
            Count: [*†*] 1f;1g; †1f;5g [19 Apr 2023]
               Family Cycadaceae Pers. (1807), nom. cons. - Cycas family
              Count: [*†*] 1g; †1g [19 Apr 2023]
                 Genus Cycas L. (1753)
                Count: -