Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade natates Cavalier-Smith, 2021
                   Clade photaria Cavalier-Smith, 2021
                     Clade eucorta Cavalier-Smith, 2021
                       Superkingdom Corticata Lankester, 1878 - corticates
                         Kingdom Plantae Haeckel (1866) - plants
                           [Division Tracheophyta] see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
                             [Subdivision Sphenophytina] see Class Equisetopsida C.Agardh (1825)
                               [Class Equisetinae]
                                 [Subclass †Equisetinae heterosporae] see Subclass Heterosporeae Prantl
                                 [Subclass Equisetinae isosporae] see Subclass Isosporeae