Synopsis The authors, for the first time, have endeavoured to cover varied information - botanical, ecological, chemical and medicinal - about each plant species in a single work. The data about each species has been schematically presenter documenting, inter alia, Botanical names; Their families, common synonayms and chromosome numbers as available; English, Sanskrit & vernacular names being user in all the States of the Republic of India; Trade names, if any; Traditional uses including ethnic, Ayurvedic, Homeopathic, Siddha and Unani; Modern uses; Brief Phytography for easy identification; Phenology; Distribution in India and neighbouring countries; Ecology and cultivation; Chemical contents; Adulterant, if any; and additional relevant information including medicinal/poisonous uses of the species in other countries. The work has been profously illustrated to supplement the data.