The Dhaval, Lobelia nicoteanefolia is found extensively in the lower slopes of the Western Ghats. It is also known as the wild tobacco. All parts of the plant are poisonous, but like all native Indian plants, the Dhaval is also used in Ayurveda medicine , mostly for the treatment of asthma and bronchitis. The poisonous leaves can be smoked like tobacco. The plant contains the alkaloid lobeline.