Domain Eucaryota
Count: [*†*] 11k;97p;151c;401o;832f;181g;3s; †13p;32c;87o;175f;72g;3s
   Subdomain Chlorota Doweld (2001)
  Count: [*†*] 5k;64p;91c;384o;817f;166g;3s; †13p;32c;87o;175f;72g;3s [20 Nov 2022]
     Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
    Count: [*†*] 24p;36c;344o;784f;134g;2s; †13p;32c;87o;175f;72g;3s [20 Nov 2022]
       Subkingdom Pteridobiotina Britton & A. Br. (1896)
      Count: [*†*] 8p;22c;340o;778f;133g; †11p;26c;71o;139f;63g;3s [20 Nov 2022]
         Superphylum Cycadophytanae Doweld (2001)
        Count: [*†*] 4p;10c;314o;719f;116g; †6p;17c;42o;81f;41g;2s [20 Nov 2022]
           Phylum Cycadophyta Bessey (1907) see Subclass Cycadidae Pax (1894)
          Count: [*†*] 1c;4o;6f;5g; †2c;5o;10f;7g [22 Oct 2022]
             Class †Phasmatocycadopsida Doweld (2001)
            Count: [†*] †2o;4f;2g [21 Oct 2022]
               Order †Gigantopteridales X.X.Li & Z.Q. Yao (1983)
              Count: [†*] †3f;1g [21 Oct 2022]
                 Family †Spermopteridaceae Doweld (2001)
                Count: [†*] †1g
                   Genus †Spermopteris Cridland & J.E.Morris (1960)
                  Count: -