Traditional medicinal system utilizes a huge scale of plants which are largely angiosperms. The high altitude cold deserts of the Indian Himalayas sustain a considerable amount of specialized vegetation, which is widely scattered across different habitats. The cold desert covers land area of 186,200 square km spread over region of the Himalayas. These desert covers about 20% of total land of earth, but the pattern of precipitation and altitude of cold desert specifically supports a unique biome. The lahaul valley is rich in local medicinal herbs of immense potentials and practicnors of Tibbetian or Buddhist community. | Diversity of wild medicinal flora in lahaul valley of Himachal Pradesh India -