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 neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
                 Clade neozoa Cavalier-Smith 1993
                   Superkingdom Corticata Lankester, 1878
                     Kingdom Plantae Haeckel (1866) - plants
                       Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants
                         Infrakingdom Streptophyta C. Jeffrey (1967)
                           Superphylum Embryophyta Crane et al. (2004)
                             "polysporangiophytes"
                               Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998) - vascular plants
                                 Subphylum Euphyllophytina
                                   Infraphylum "Radiatopses" Kenrick & Crane (1997)
                                     "lignophytes"
                                       Class Spermatopsida
                                         "core seed plants"
                                           Subclass Pinidae Cronquist, Takht. & Zimmerm. (1966)
                                             Order Pinalesᵀ Gorozh. (1904) - conifers
                                               Form genus †Pagiophyllum Heer (1881)
                                               1 Family †Emporiaceae
                                               2 Family †Utrechtiaceae
                                               3 Family †Majonicaceae
                                               4 Family †Ullmanniaceae
                                               5 Family †Voltziaceae Arnold (1947)
                                               6 Family Pinaceaeᵀ Spreng. ex F. Rudolphi (1830) - pine family