Cookbooks
1,000 Vegetarian Recipes. Carol Gelles. Hungry Minds. 1996.
1,001 Low-Fat Vegetarian Recipes. Sue Spitler with Linda R. Yoakam. Surrey Books. 2006.
The Complete Suide to Vegan Food Substitutions. Celine Steen and Joni Marie Newman. Fair Winds Press. 2011.
The Good Housekeeping Illustrated Cookbook. Edited by Elizaebth Wolf-Cohen and Jillian Somerscales. Hearst Books. 1989 (Revised and Expanded Edition).
The Kitchen Garden Cookbook. Edited by Caroline Bretherton. Dorling Kindersley. 2011.
Veganomicon: The Ultimate Vegan Cookbook. Isa Chandra Moskowitz and Terry Hope Romero. Da Capo Press. 2007.
Vegetables Every Day. Jack Bishop. HarperCollins. 2001.
Ethnobotany
Guns, Germs, and Steel. Jared Diamond. W.W. Norton & Company. 1997 (Paperback).
Plants, Man and Life. Edgar Anderson. Missouri Botanical Garden. 1997.
Field Guides
Edible Wild Plants. Thomas S. Elias & Peter A. Dykeman. Sterling. 1982.
Reference
Food Plants of the World: An Illustrated Guide. Ben-Erik van Wyk. Timber Press. 2005.
The New Oxford Book of Food Plants. J.G. Vaughan and C.A. Geissler. Oxford. 2009 (2nd Edition).
Vegetables, Herbs, and Fruit: An Illustrated Encyclopedia. Matthew Briggs, Jekka McVicar, and Bob Flowerdew. Firefly Books. 2010.