• Science: Biology: Flora and Fauna: Plantae: Polypodiophyta  (516)
• Science: Biology: Flora and Fauna: Plantae: Pteridophyta  (8)

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	German  (5)

• American Fern Society - Information on the biology and cultivation of ferns; activities of the society including a spore exchange and publication of Fiddlehead Forum, American Fern Journal, and Pteridologia.
• Cold-hardy Tree Ferns - Well illustrated site that describes cold-hardy tree ferns and their cultivation in cool climates.
• Hardy Fern Foundation - A club established to develop a comprehensive collection of the world's hardy ferns for display, testing, evaluation, public education, and introduction for gardening and horticulture.
• Los Angeles International Fern Society - Information about the society's activities, ferns, and fern allies.
• San Diego Fern Society - Information on fern culture and the activities of the society plus lists of books and experts.
• Staghorn Ferns for Florida - University of Florida provides general details on the plant including lighting, watering and fertilization.
• Texas Gulf Coast Fern Society - Introduction, events, and links to other societies and sites of pteridological interest.

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