Indigenous knowledge is regarded as the heritage and property of every nation. However, the resurgence of interest in the study and preservation of this knowledge is only recent. Since the globalization is changing the scenario of the world therefore, it is crucial time for the exploration and protection of this national heritage to keep pace with emerging international trends and treaties. In this perspective, “Plant Based Indigenous Knowledge in U. P. State of India” is an excellent asset to furnish a comprehensive and up-to-date knowledge on the subject in quite fascinating and lucid manner with the objective to ensure deeper understanding of the subject and its scope; to codify the plant based indigenous knowledge to prevent biopiracy; to present folk knowledge in scientific way understandable to experts and common man and to attract interdisciplinary scholars to facilitate further research and development in the subject. It is the ardent hope of author that this book will immensely help the students of economic botany, ethnobotany; Ayurvedic, Unani and Siddha disciplines of medicines; scientists involved in R & D activities and general readers for their interests and benefits.