University Library, University of Illinois at Urbana-Champaign
Crc World Dictionary of Medicinal and Poisonous Plants Set
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Medical toxicology of natural substances [electronic resource] : foods, fungi, medicinal herbs, plants, and venomous animals
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Toxic Plants of North America
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Guide to Poisonous House and Garden Plants
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International Poisonous Plants Checklist
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Poisoning By Plants, Mycotoxins, and Related Toxins
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Poisonous Plants and Related Toxins
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