Valeriana wallichii also known as Tagara in Ayurveda is a hairy perennial herb belongs to Valerianeaceae family, growing in the temperate regions of the Himalayas and Khasia hills up to an altitude of 3,000m. The plant leaves are hairy herb grown up to 45 cm in height. Rootstalk is thick, long-petioled, cordate and ovate, horizontal and usually sinuate, 2.5-2.75 cm in diameter, cauline leaves only a few, much smaller, entire or pinnate, often crowded stipules nil. Flowers of Valerian are deciduous, white to pink, in terminal corymbs and unisexual, male and female in different plants. It has been used in Ayurveda as a medicine for various ailments and disorders from centuries. Roots of Tagara contain Valerinic acid, Valepotriates which has been used as sedative and tranquilizers. Essential oils were usually obtained from the root and dried rhizomes. The essential oil contains sesquiterpene, valeric acid, camphene, terpineol and terpene alcohol.

Valeriana wallichii also known as Tagara in Ayurveda is a hairy perennial herb belongs to Valerianeaceae family, growing in the temperate regions of the Himalayas and Khasia hills up to an altitude of 3,000m. The plant leaves are hairy herb grown up to 45 cm in height. Rootstalk is thick, long-petioled, cordate and ovate, horizontal and usually sinuate, 2.5-2.75 cm in diameter, cauline leaves only a few, much smaller, entire or pinnate, often crowded stipules nil. Flowers of Valerian are deciduous, white to pink, in terminal corymbs and unisexual, male and female in different plants. It has been used in Ayurveda as a medicine for various ailments and disorders from centuries. Roots of Tagara contain Valerinic acid, Valepotriates which has been used as sedative and tranquilizers. Essential oils were usually obtained from the root and dried rhizomes. The essential oil contains sesquiterpene, valeric acid, camphene, terpineol and terpene alcohol.