Orchids are best known as beautiful flower. When it comes to the wonders of floral attractions and aesthetics, no other flowers of the plant kingdom can exceeed an orchid flower. The authors, dwell themselves upon the fourth dimension of orchids, i.e their medicinal virtues. This book is a n attemptfor a complete treatment to elucidate the wealth of medicinal orchids in Nepal. It also provides knowledge and information associated with thier use in traditional medicine as well as in phytochemical researches. Concern over conservation issues stand out as in important component of theircontribution.