Scientific name: Nicotiana rustica L.

Bangla/local name: Tamak





Taxonomic Position According to Cronquist (1981)

Kingdom                    :Plantae

Division                      :Magnoliophyta

Class                           :Magnoliopsida

Subclass                      :Asterdae

Order                          :Solanales

Family                         :Solanaceae

Genus                         :Nicotiana

Species                        :N. rustica

Botanical Description of Tobacco

Habit: Annual herb



Root: Tap root system

Stem: Viscidaly pubescent, erect, and branched

Leaf: Simple, alternate, petiolate,ovate, entire, pubescent

Inflorescence: Terminal panicle


Flower: Complete, hermaphrodite, actinomorphic

Calyx: Tubular, slightly unequal

Corolla: Tubular or cylindrical, campanulate

Androecium: Stamen 5

Gynoecium: Ovary superior, stigma bilobed

Fruit: Capsule

Chromosome number: 2n=48

Economic Importance: Leaves are used for smoking, snuffing or chewing.

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