Synopsis As advances in Plant Taxonomy have been rapidly increasing during past several years, the present publication attempts to include the latest developments and research findings so as to make the text highly useful and meaningful. The text not only gives the essential and updated information on the conceptual basis of plant taxonomy to the students but also structured and edited in student friendly manner. The subject matter has been presented in a simple and lucid style and effort has been made to provide all possible information on the subject by discussing it from multiple angles as to cater the diverse interests of the reader. Well supported with self-explanatory illustrations, the book will immensely by useful to the students pursuing undergraduate, honours and postgraduate studies in botany, agriculture, pharmacology and other allied fields.