This is the first Book on lichens from India. This includes sixteen chapters. The first chapter gives a general Account about lichens. The remaining fifteen chapters are on various aspects of geographical distribution of these lichens and their taxonomy. One interesting chapter is on lichen-mite association. Two chapters are on the role of lichens in degradation of monuments. Nine chapters are on lichens from various Regions of India, Nepal and Sri Lanka. One chapter describes distribution of lichens near Japanese stream vent. Number of Original Colour photographs give authenticity of various taxa and make the book attractive to the readers.