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The species is a perennial herb up to 1.5 m tall with fragrant prominent root and rootstock. Stems are many in number, ascending from the base of the rootstock. Leaves are leathery, rough above and densely hairy below, 25–50 cm long and 10–12 cm broad, and elliptic–lanceolate in shape.
It is used in Indian Ayurvedic medicine, Chinese Traditional Medicine (CTM), Bhutanese Sowa Rigpa Medicine (BSM), and European homeopathy for treating various disorders including cough, dyspnoea, asthma, tuberculosis, pain, acute enteritis, dysentery, angina, hyperlipidaemia, hepatic ischaemia and ischaemic heart