Poisonous Plant Database - A listing of papers of scientific information about the animal and human toxicology of vascular plants of the world. From the U.S. Food and Drug Administration, Center for Food Safety and Applied Nutrition.
The Poisonous Plant Patch - Detailed information on several species of poisonous plants. Photographs, plant toxins, medicinal or toxic and an illustrated guide to poisonous plants in Nova Scotia. [Many of these are not regional specific - ed]
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