a perennial or annual shrubby plant native of South America. It is now naturalized in India. In traditional medicine, it is a reputed drug in the treatment of rabid dog-bites and poisonous insect bites. The dried leaves and flowering tops are known for their narcotic and anti-spasmodic properties.
Reference
Surendra Parihar
Ex.Professor and Head.
Deptt. of Seed , Science and Technology.
Indian Agricultural Research Institute,
Pusa,
New Delhi,
India 110012