"Medicinal and Aromatic Plants XI" is a comprehensive reference book that focuses on the distribution and significance of medicinal and aromatic plants. It includes 24 chapters that explore various aspects of plant research, including conventional and micropropagation methods, tissue culture studies, and the in vitro production of important medicinal and pharmaceutical compounds. The plant species covered are diverse, ranging from Anagallis to Zanthoxylum. This book is aimed at advanced students, educators, and researchers in the fields of pharmacy, plant tissue culture, phytochemistry, biomedical engineering, and plant biotechnology. It provides valuable insights and current research findings that are relevant for the development of new therapeutic approaches. The publication is part of a series that was released between 1988 and 1998, addressing the needs of the scientific community in this field.