Kingdom [Plantae] Haeckel (1866) - plants
Count: [f†f] 7p;5c;9o;12f; †7c;31o;76f
   Division Pteridophyta Schimp. (1879) see Subphylum Pteridophytina (Eichler) Cavalier-Sm. (1998)
  Count: [f†f] 3c;7o;11f; †5c;21o;50f [30 Aug 2022]
     Class Filicopsida C.Agardh (1822) - ferns see Class Polypodiopsida Cronquist, Takht. & Zimmerm. (1966)
    Count: [f†f] 3o;7f; †6o;15f [30 Aug 2022]
       Order †Ibykales [monotypic]
      Count: [†f] †1f [30 Aug 2022]
         1 Family †Ibykaceae
        Count: -