vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
Count: -
   euphyllophytes see Clade Euphyllophyta Lecointre & Le Guyader 2006 [Cantino & Donoghue 2020]
  Count: -
     monilophytes - ferns see Clade Monilophyta Cantino & Donoghue 2007 [Doyle, Cantino & Donoghue 2020]
    Count: -
       Class Polypodiopsida Cronquist, Takht. & Zimmerm. (1966) - ferns
      Count: [g] 7o;33f;266g;1s; †1g
         core leptosporangiates
        Count: -
           Order Polypodiales Link (1833) - cathetogyrates
          Count: [g] 15f;220g
             Family Pteridaceae E.D.M.Kirchn. (1831) - pteroids
            Count: [g] 54g
               Genus Pentagramma Yatsk., Windham & E.Wollenw. (1990)
              Count: -