vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
   euphyllophytes see Subphylum Euphyllophytina
     monilophytes - ferns see Infraphylum Moniliformopses Kenrick & Crane, 1997, nom. inval.
       Class Polypodiopsida Cronquist, Takht. & Zimmerm. (1966) - ferns
         1 Order Osmundales Link
         2.1 Order Hymenophyllales A.B. Frank
         2.2 Order Gleicheniales Link
         2.3.1 Order Schizaeales Schimp.
         2.3.2 core leptosporangiates