Ancestral taxa
Unrecognized taxon (fix): Polysporangiophyta
Division: Tracheophytes  [Taxonomy; edit]
Subdivision: Lycophytina  [Taxonomy; edit]

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Parent: Tracheophyta/Division [Taxonomy; edit]
Rank: subdivisio (displays as Subdivision)
Link: Lycophytina
Extinct: no
Always displayed: no
Taxonomic references: Authority: ?
  • Banks, H.P. (1968), "The early history of land plants", chū Drake, E.T., Evolution and Environment: A Symposium Presented on the Occasion of the 100th Anniversary of the Foundation of Peabody Museum of Natural History at Yale University, New Haven, Conn.: Yale University Press, pp. 73–107 
  • Banks, H.P. (1975), "Reclassification of Psilophyta", Taxon, 24: 401–413, doi:10.2307/1219491 , p. 406
  • Kenrick, Paul & Crane, Peter R. (1997), The Origin and Early Diversification of Land Plants: A Cladistic Study, Washington, D.C.: Smithsonian Institution Press, ISBN 978-1-56098-730-7 
Parent's taxonomic references: Authority: Sinnott (1935) ex Cavalier-Smith (1998)