To introduce that the poisonous plants which are naturally grown in Turkey, used as landscape plants in parks and gardens, and growed in pots in our homes in therms of systematic, morphology, chemical composition and with their economic importance.

What is the poison? The history of poison. What are the symptoms of poisoning? First-aid in poisoning. Definition of toxic plants. Classification of toxic plants according to chemical content. Especially poisonous plants occurring in Turkey. Exotic poisonous plants that we come across. Use of plant poisons in the medicine.