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Under construction Taxon: Subclass Gnetidae Pax (1894)
 Classification by: 
Natura - nature
   Mundus Plinius - physical world
     Naturalia - natural bodies
       Biota
         Domain Eukaryota Chatton, 1925 - eukaryotes
           Bikonta
             "photokaryotes"
               Kingdom Plantae Haeckel, 1866 - plants
                 Viridiplantae Cavalier-Smith, 1981 - green plants
                   Streptophyta
                     Embryophyta Endlicher, 1836
                       "polysporangiophytes"
                         Phylum Tracheophyta Sinnott, 1935 ex Cavalier-Smith, 1998 - vascular plants
                           Subphylum Euphyllophytina
                             Infraphylum "Radiatopses" Kenrick & Crane, 1997
                               "lignophytes"
                                 Class Spermatopsida
                                   "core seed plants"
                                     Subclass Gnetidae Pax, in K.A.E. Prantl, 1894
                                       Genus †Drewria
                                       Order Welwitschiales Skottsb. ex Reveal, 1993
                                       Order Gnetales Blume, in C.F.P. von Martius, 1835
                                       Order Ephedrales Dumort., 1829
©2004-2014 Universal Taxonomic Services Last updated: 26 Jan 2014