 Superkingdom Eukaryota Whittaker & Margulis, 1978
 see Domain Eukaryota Chatton, 1925
 Superkingdom Eukaryota Whittaker & Margulis, 1978
 see Domain Eukaryota Chatton, 1925
   Kingdom Chlorobiota Jeffrey (1971), nom. inval.
 see Kingdom Chlorobiota C.Jeffrey ex Doweld (2001)
 Kingdom Chlorobiota Jeffrey (1971), nom. inval.
 see Kingdom Chlorobiota C.Jeffrey ex Doweld (2001)
     Subkingdom Streptobionta
 see [unranked] Streptophytina Lewis & McCourt (2004)
 Subkingdom Streptobionta
 see [unranked] Streptophytina Lewis & McCourt (2004)
       Infrakingdom Embryobiotes
 Infrakingdom Embryobiotes
         Superdivision Polysporangiomorpha
 Superdivision Polysporangiomorpha
           Division Tracheophyta
 see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
 Division Tracheophyta
 see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
             Subdivision Euphyllophytina
 Subdivision Euphyllophytina
               Infradivision Radiatopses Kenrick & Crane (1997)
 see Infraphylum Radiatopses Kenrick & Crane (1997)
 Infradivision Radiatopses Kenrick & Crane (1997)
 see Infraphylum Radiatopses Kenrick & Crane (1997)
                 Supercohort Lignophytia
 Supercohort Lignophytia
                   Cohort Spermatophytata sedis mutabilis
 Cohort Spermatophytata sedis mutabilis
                     Subcohort Euspermatoclides
 Subcohort Euspermatoclides
                       01 Infracohort Cycadatae sedis mutabilis
 01 Infracohort Cycadatae sedis mutabilis
                       02 [plesion] †Callistophytaceae Stidd & J.W.Hall (1970), nom. cons. prop., sedis mutabilis
 02 [plesion] †Callistophytaceae Stidd & J.W.Hall (1970), nom. cons. prop., sedis mutabilis
                       03 Infracohort Coniferophytatae sedis mutabilis
 03 Infracohort Coniferophytatae sedis mutabilis
                       04 [plesion] †Glossopteridaceae Trapl (1926), sedis mutabilis
 see Family Rigbyaceae J.M.Anderson & H.M.Anderson (1985), nom. cons. prop.
 04 [plesion] †Glossopteridaceae Trapl (1926), sedis mutabilis
 see Family Rigbyaceae J.M.Anderson & H.M.Anderson (1985), nom. cons. prop.
                       05 [plesion] †Czekanowskiaceae Samylina (1970), sedis mutabilis
 05 [plesion] †Czekanowskiaceae Samylina (1970), sedis mutabilis
                       06 Infracohort Ginkgoatae sedis mutabilis
 06 Infracohort Ginkgoatae sedis mutabilis
                       07 [plesion] †"Peltaspermaceae" Pilg. & Melchior (1954), nom. cons. prop., sedis mutabilis [monophyletic?]
 07 [plesion] †"Peltaspermaceae" Pilg. & Melchior (1954), nom. cons. prop., sedis mutabilis [monophyletic?]
                       08 [plesion] †"Corystospermaceae" H.H.Thomas (1933), nom. inval., sedis mutabilis [monophyletic?]
 see Family Umkomasiaceae Petriella (1981), nom. cons. prop.
 08 [plesion] †"Corystospermaceae" H.H.Thomas (1933), nom. inval., sedis mutabilis [monophyletic?]
 see Family Umkomasiaceae Petriella (1981), nom. cons. prop.
                       09 [plesion] †Caytoniaceae Kräusel (1926), sedis mutabilis
 09 [plesion] †Caytoniaceae Kräusel (1926), sedis mutabilis
                       10 Infracohort Anthophytatae sedis mutabilis
 10 Infracohort Anthophytatae sedis mutabilis