Synonym: Nicotiana mexicana Schltdl.
Bengali/Vernacular name: Tamak.
Tribal name: Staa-tak (Chak), Sro (Khumi), Siah (Marma), Khulip- si (Murang), Bilao (Pangkhoa), Selley-bawn (Rakhaing).
English name: Tobacco.
Description of the Plant: An erect glandular-pubescent herb. Leaves large, oblong-lanceolate, acuminate, the lower semiamplexicaul and decurrent. Flowers rosy or reddish, pedicelled, 4-5 cm long, in many-flowered, usually panicled racemes. Capsule 1.5-1.8 cm long, a little longer than the calyx.
Plant parts Used: Leaf.
Uses: The juice of green tobacco has been used as eyewash.
Leaves of the plant are used externally in the treatment of rheumatic swelling, and skin diseases.
Wet tobacco leaves can be applied to stings in order to relieve the pain.
Juice of leaves is sedative, antispasmodic, and a powerful insecticide.
Traditionally, the leaf has been taken internally as a cholagogue to calm the liver.
A poultice of the leaves has been used to treat headache.
Decoction of dried leaves used in enemas for expelling certain intestinal worms.
Distribution: Cultivated, especially in greater Rangpur and the Chittagong Hill Tracts.
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