For sites about both ferns (Polypodiophyta) and their allies: horsetails (Equisetophyta), club mosses (Lycopodiophyta), and whisk-ferns (Psilotophyta).
Subcategories 4
Related categories 1
Sites 3
- 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.
- Pteridophytes: The Ferns and their Allies Provides information on these ferns and their allies, their structure and classification, with keys and checklists of Australian species.
- British Pteridological Society Images and information about ferns and other pteridophytes; activities of the society including publication of the Fern Gazette, Pteridologist, and Bulletin.