Poisons Information Monograph G027: Psilocybe and others
- International Programme on Chemical Safety document describing the effects, dangers, and case reports of adverse reactions from ingesting these fungi.
- http://www.inchem.org/documents/pims/fungi/pimg027.htm

The Fane of the Psilocybe Mushroom
- Contains quotes, definitions, and other tidbits about mushrooms and their use.
- http://www.thefane.org/

Bemushroomed
- An illuminated digital entheogenic manuscript.
- http://deoxy.org/bmushrmd.htm

Magic Mushrooms Net
- Information on psilocybe magic mushroom species and strains, including growing magic mushrooms, legal issues, dangers, people's experiences, pictures and an index of magic mushroom sites in other languages than English.
- http://www.magic-mushrooms.net

The North Florida Shroom Guide
- A guide to north Florida and the world's magic mushroom culture.
- http://www.jug-or-not.com/shroom/

Red Angels
- Soma clan in the Pacific Northwest dedicated to the religious, recreational, and sacramental use of the mystical mushroom, Amanita Muscaria.
- http://redangels.yage.net/

The Shroomery
- Extensive information about psychedelic mushrooms, including cultivation.
- http://www.shroomery.org/