Nicotiana TABACUM L.
| Synonym : | Nicotiana chinensis Fisch. ex Lehm. Nicotiana latissima Mill. Nicotiana mexicana Schltdl. Nicotiana pilosa Dunal |
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| Bangla Name : | Tamak.,Siah (Marma). |
| English Name : | Tobacco. |
| Family : | Solanaceae |
| Disease : | Sedative, narcotic, emetic, antispasmodic, rheumatic, skin diseases, scorpion-sting, ulcers and tumours. |
| Description : | 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. |
| Distribution : | Cultivated, especially in greater Rangpur and Chittagong Hill Trats. |
| Chemical Constituents : | Tobacco leaf contains several pyridine alkaloids, the principal one being a liquid alkaloid, nicotine. Other alkaloids present include nicoteine, nicotimine, anabaine anatalline and nornicotine. It also contains a high percetntage of organic acids. Leaves |
| Uses : | Leaves are sedative, narcotic, emetic, antispasmodic and fish poison, used for the treatment of rheumatic swellings, skin diseases and scorpion-sting. A decoction of the leaf is used as a fomentation to the spine in tetanus, induce muscular relaxation, re |
| Habit : | Herb |