Foods that were eaten in the past and/or are culture-specific are rarely present in today's limited consumer choices. If one looks into the past and around the world, wonders can be found. To start, one may read up on Chinese medicine, herbs used by Native Americans, or lost crops of the Incas. For cultures, survivalists look towards edible wild plants for insights on edible plants and parts that are unknown to most people.

Sources

Unreliable

• Wikipedia.com
• Britannica.com

Reliable

Phase 1

• Threatened and Endangered plants

Phase 2

• USDA Plants Database
• Botanical.com
• Complete Herbal Guide
• http://www.naturalmedicinalherbs.net/herbs/latin-names/a-medicinal.php

Phase 3

• Current list of plants in database

Phase 4

• Botanical families list
• unique characteristics