Synopsis This book, Advances in Pteridology, provides a comprehensive and critical review of the work done in different areas of Pteridology including systematics, morphology, anatomy, reproductive biology, phytochemical study, biodiversity conservation and ethnomedicinal pteridophytes. The book contains 19 chapters covering detailed classifications of ferns and reproductive biology of homosporous ferns and excellent accounts of genus Selaginella, Marsilea, Isoetes, Cyathea, Ophioglossum and Phymatopteris. Aspects covering the antibacterial effect of pteridophytes and the ethnomedicinal uses of pteridophytes have been specially included to project their role and use in the twenty-first century. A comprehensive account of recent observations on the biodiversity of vascular cryptogams and hot spot areas of Kumaon Himalayas is given to throw light on the importance of preservation of vanishing pteridophytes of India. The book will be useful to researchers, teachers and students of Botany and Pteridology.