This (enormous) field guide has long been a bible for mushroomers.
National Audubon Society Field Guide to Mushrooms of North America
National Audubon Society
The text plus pictures makes this a great guide to pick up where Aurora left off.
Field Guide to Medicinal Wild Plants
A good guide with nice illustrations.
Selengut’s cookbook is beautiful, and her recipes are really smart. She’s a whiz at letting the mushrooms speak for themselves. If you ever get your hands on a matsutake make her “matsutake popovers with scallion butter.”
Includes links to local chapters.
Alan Bergo’s Forager Chef has great recipes and advice.
The Modern Forager blog also has advice on how to forage.