A Textbook of Pharmacognosy – Diploma in Pharmacy First Year is specially written as per the latest syllabus of the Pharmacy Council of India (PCI) for Diploma in Pharmacy (D. Pharm.) First Year students. This book provides a clear and systematic understanding of pharmacognosy with special reference to crude drugs of natural origin, medicinal plants, phytoconstituents, quality control, herbal medicines, Ayurvedic formulations and their pharmaceutical applications. The material is presented in a simple and student-friendly language that makes it easier for beginners to learn basic concepts along with advanced topics. The chapters have been arranged logically and contain definitions, classification, flowcharts, tables, diagrams, review questions and multiple-choice questions (MCQs) for better understanding of concepts and for examination purposes. The book includes classical pharmacognosy along with modern developments in the fields of chromatographic techniques, phytochemical investigations, standardisation of herbal drugs, nutraceuticals, medicinal and aromatic plants, herbal cosmetics, quality assurance, etc. Real-world scenarios and illustrations help students to correlate theoretical knowledge with laboratory practices and industrial applications. This textbook is a complete learning resource for Diploma Pharmacy students, teachers and competitive examination aspirants with authentic, updated and examination-oriented content in an easy-to-understand format.