The title of the book is " PHARMACOGNOSY -I". The writers' original intent for the book was to present a compiled database for PHARMACOGNOSY-I that was simple to understand. This book's purpose is to enlighten readers on cutting-edge drug delivery methods and to steer instructors and students toward key ideas in Pharmacognosy-I. The main goal of writing this textbook was to give material in a clear, concise manner to fulfill undergraduate students' needs in accordance with PCI guideline. This book was created to educate post-graduate students on pharmaceutical jurisprudence as well as adhere to the PCI curriculum for pharmacy undergraduate courses. We guarantee that graduates, postgraduates, lecturers, and industry learners will find this book to be of great use.