American Fern Society	http://amerfernsoc.org
Large multi-featured site hosts a spore exchange.
British Pteridological Society	www.nhm.ac.uk/hosted_sites/bps
Connecticut Botanical Society	www.ct-botanical-society.org/ferns/
Photographs and descriptions of Connecticut's 40 most common ferns. Also table of ID characteristics.
DiversityOfLife	www.plantsystematics.org
Fancy Fronds Nursery	www.fancyfronds.com
Online database, pictures of many of the hardy ferns they sell. Also hardiness zone map. Located in Washington State.
Subscribe to FERNET	mailto: majordomo@hort.net website: http://www.hort.net/lists/ferns Send command: SUBSCRIBE FERNS (or subscribe ferns-digest)
Listserver about ferns; scientific, horticultural, etc. Some great conversations and information; hardly any spam.
FERN RESOURCE HUB (sdfs)	www.sdfern.com
Most comprehensive U.S. site on ferns, operated by the San Diego Fern Society.
Flora of North America	http://www.efloras.org/volume_page.aspx?volume_id=1002&flora_id=1
This 1993 reference book, of which the fern section is complete, is entirely online. It attempts to provide a consensus nomenclature.
Arthur Haines' website includes Flora Novae Angliae	www.arthurhaines.com
Extensive web presence including many excellent photographs. Not only pteridophytes.
Hardy Fern Foundation	www.hardyferns.org
Hardy Fern Library	www.hardyfernlibrary.com
Tom Stuart's large and very well organized site includes data and photographs of most of our ferns.
New England Botanical Club	www.rhodora.org
Monthly meetings at Harvard during academic year. Collection of New England plants at Harvard's herbaria. Publish Eudora.
New England Wild Flower Society	www.newfs.org
The large Garden In The Woods has >50 fern species. (Admission $6) Plants and books for sale. The Society sponsors many classes and field trips, and also biodiversity conservation.
Ray Angelo's County Atlas	neatlas.huh.harvard.edu
Maps with dots show which counties in New England have recorded each species & hybrid. (Ray fixed it! It works fine with FireFox now! New data included)
Erika Sonder's "Portable Herbarium"	www.portableherbarium.com
Beautiful color photoreproductions of herbarium sheets of ferns and other plants, for sale. (See Equisetum sylvaticum)
Herb Wagner's FNA Article on Ferns	click here
Long authoritative well-written article from the Flora of North America vol. 2, Ch. 12. about the pteridophytes of the U.S. and Canada.

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