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Organism
  Plantae
   Viridiplantae
     Streptophyta
     Embryophyta
      Tracheophyta
        Spermatophytina
            Gnetopsida
              Gnetidae
                    Ephedrales
                           [Gnetales]
                           [Welwitschiales]
                            Welwitschiaceae
                                     Welwitschia
                                             Welwitschia mirabilis
                                               Welwitschia mirabilis subsp. namibiana
                                                     [Welwitschia bainesii]