More plants than ever are being harvested for use in products such as cosmetics, toiletries and medications. To combat this threat, the flora produce chemical defense mechanisms which can lead to many of humanity's dermatologic reactions.Dermatologic Botany is a comprehensive examination of plant-caused dermatitis in humans. This collection of 35 articles describes the etiology of adverse skin reactions to vegetation, occupational exposures and the methodologies employed in diagnosis. The book covers the complete plant kingdom, identifying the culpable agent of dermatitis in each species.Additional topics include phytochemical procedures, patch testing methodologies, practical aspects of patch testing, and difficulties in investigating dermatitis from plants.