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Top : Science : Biology : Flora_and_Fauna : Plantae : Pteridophyta
  		• Equisetophyta@
  		• Lycopodiophyta@
  		• Polypodiophyta@
  		• Psilotophyta@
    See Also:
    Sites:
  		• Australian National Herbarium Fern Pages: Comprehensive information about the taxonomy and distribution of Australian and Papuasian ferns and allies, as well as general information about pteridophytes.
  		• British Pteridological Society: Images and information about ferns and other pteridophytes; activities of the society including publication of the Fern Gazette, Pteridologist, and Bulletin.
  		• Checklist of World Ferns: A compiled list of the ferns and fern allies of the world, with full botanical names, information about where they are found, and their classification.
  		• Field Systematic Botany - Pteridophytes: an Overview: A detailed introduction to the ferns and fern allies.
  		• Images of Pteridophyta: Part of the W3Tropicos database at the Missouri Botanical Garden.
  		• Introduction to the Pteridophytes: An illustrated introduction to the ferns and fern allies for undergraduate students.
  		• Natural Perspective - Ferns and Allies (Filicinophyta): Brief introduction.
  		• Pteridophytes: Ferns and Fern Allies: Personal site with a classification scheme, bibliography, some local checklists (Ohio and Kentucky), and an article on ferns and soil conservation.
  		• Pteridophytes: The Ferns and their Allies: A classification of the ferns and their allies - a work in progress at the Australian National Herbarium.
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