Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
Status: extant
   Subkingdom Pteridobiotina Britton & A. Br. (1896)
  Status: extant
     Superdivision Cycadophytanae Doweld (2001) see Superphylum Cycadophytanae Doweld (2001)
    Status: extant
       Division Pinophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) [monotypic]
      Status: extant
         Class Pinopsida Burnett (1835)
        Status: extant
           Order †Voltziales Andreánszky (1954)
          Status: fossil
             Family †Voltziaceae Arnold (1947)
            Status: fossil
               1 Genus †Aethophyllum Brongn. (1828)
              Status: fossil
               2 Genus †Swedenborgia Nath. (1876)
              Status: fossil
               3 Genus †Voltzia Brongn. (1828)
              Status: fossil