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Noun division pteridophyta has 1 sense
  1. Pteridophyta, division Pteridophyta - containing all the vascular plants that do not bear seeds: ferns, horsetails, club mosses, and whisk ferns; in some classifications considered a subdivision of Tracheophyta
    --1 is a kind of division
    --1 is a member of Plantae, kingdom Plantae, plant kingdom
    --1 has members:
     genus Pecopteris; pteridophyte, nonflowering plant; fern family; fern genus; Filicopsida, class Filicopsida, Filicinae, class Filicinae; Psilopsida, class Psilopsida, Psilotatae, class Psilotatae; Psilophytales, order Psilophytales; Sphenopsida, class Sphenopsida, Equisetatae, class Equisetatae; Lycopsida, class Lycopsida, Lycopodiate, class Lycopodiate
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