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The authors have written this text to assist the parent and physician to quickly identify the hazards from plants. It is formulated to give the plant description, habitat, poisonous substances, and treatment. The authors have attempted to clarify some of the conflicting literature on poisonous plants by
Distinguishing between those causing serious systemic poisoning and those causing gastrointestinal disturbances (indicating those characterized by vomiting and diarrhea due to irritating substances).
Differentiating between plants which are very toxic per se and those which could produce illness only if large amounts are eaten.
Distinguishing between plants associated with human poisonings in the United States, information from foreign literature which could involve a different species, and data related to animal ingestion.
Discussion of cause of reported poisonings from plants known to be used as food at some stage of development.
Arena has had a great deal of experience in the area of children's
Verhulst HL. Human Poisoning From Native and Cultivated Plants.. Arch Intern Med. 1971;127(2):323–324. doi:10.1001/archinte.1971.00310140151039