Tagar is known as Indian Valerian in English. Its botanical name is Valeriana wallichii. It is indigenous to India and is mainly found in temperate Himalayan regions.The plant generally grows to a height of 5–6 feet (1.5–1.8 m) and is dichotomously-branched. The large shiny leaves are deep green and about 6 inches (15 cm) in length and 2 inches (5.1 cm) in width. The waxy blossoms are found in small clusters on the stem tips.