Potato (Solanum tuberosum) All green parts contain the glycoalkaloid solanine - considered inedible when raw; cooked potatoes have had starches softened and rendered edible
Tomato (Lycopersicon esculentum) Foliage and vines contain alkaloid poisons
Oleander (Nerium oleander) All parts are toxic, containing nerioside, oleandroside, saponins, cardiac glycosides, but especially the leaves and woody stems
Castor oil plant (Ricinus communis) Oil is purgative; seed meal separate from oil is source of the deadly toxic protein, Ricin
Aconite (wolfsbane, monkshood) (Aconitum napellus) The poison is concentrated in the unripe seed pods and roots
Canadian Poisonous Plants Information System - Plants poisonous to livestock, pets and humans in Canada. Also has links to other poisonous plant resources.
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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.
Meta Description: [ Introduction, Disclaimer, and Search Function for the Poisonous Plant Literature Database ]
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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