The present book is a compendium of seventeen chapters written by leading experts who have made significant contributions to medicinal plants and natural products. Medicinal plants are important sources for treatment of varied disorders. In this book an attempt to provide a balanced overview, recent developments in there rapidly expanding fields have been critically reviewed by renowned experts. This book is an asset for academicians, researchers, students and scientists working on medicinal plants and natural products who shall find the volume very useful and indispensable in their relevant research pursuits