Origin
Tropical Himalayas from Simla to Sikkim and the KhasiHills.
Action:
Root—used for cough and pulmonary catarrh; chewed or ground and drunk with water to expel phlegm from the throat; provokes coughing.
Warning:
provokes coughing.
Khare, C.P./ Indian Medicinal Plants. -- Nueva Dheli: Springer, 2007 . - p 509.