Domain Eucaryota
   Subdomain Chlorota Doweld (2001)
     Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
       Subkingdom Lycopodiobiotina Doweld (2001)
         Phylum Lycopodiophyta D.H.Scott (1900) see Subphylum Lycopodiophytina Reveal (1996)
           Class †Drepanophycopsida R.J. Rayner (1984)
             1 Order †Asteroxylales Koidzumi ex Nakai (1943) see Order Drepanophycales Novák (1961)
             2 Order †Drepanophycales Novák (1961)
             3 Order †Protolepidodendrales Koidzumi (1939)