Biota see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Eukarya Chatton, 1925 see Domain Eukaryota Chatton, 1925
     "Bikonta"
       Supergroup Plantae Haeckel, 1866 see Kingdom Plantae Haeckel (1866)
         Viridiplantae Cavalier-Smith, 1981 - green plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
           Streptophyta Jeffrey 1967 [Crane & Kenrick 1997], nom. cl. inval. see Infrakingdom Streptophyta Caval.-Sm. (1993)
             Embryophyta Engler 1887 [Crane & Kenrick 1997], nom. cl. inval. - land plants see Superphylum Embryophyta Engl. (1887)
               Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998) - vascular plants
                 Class Spermatopsida
                   Gymnospermae Lindl. see Class Spermatopsida
                     Order Cycadales Pers. ex Bercht. & J.Presl (1820) - cycads