NICOTIANA TOBACUM. 
Ovary, Free, (superior), two-celled (four-celled in Datura) with 
the placenta in the axis. Styles and stigmas united, 
Frurr. A capsule or berry. 
Seeps. Numerous. Embryo curved, lying in fleshy albumen. 
THE SECONDARY CHARACTERS, 
Nicotrana. Calyx urceolate, five—cleft. Corolla infundi- 
buliform, regular. Limb five—lobed. Stamens five. Stigma 
emarginate. Capsule two-celled, two—four valved. 
Calyx urceolate, sub-tubular, five—cleft, Corol funnel—form, five—cleft. Limb 
plaited. Stigma notched. capitate. Stamens inclined. Capsule two-celled, two to 
four-valved. 
THE SPECIFIC CHARACTERS. 
Nicortana Tapacum. Viscid—pubescent, Leaves lanceolate, 
sessile, decurrent. Tube of the corolla inflated at the throat 
Lobes acute. 
Leaves lance-ovate, sessile, decurrent. Flowers acute. 
THE ARTIFICIAL CHARACTERS. 
Crass Penranpria. Stamens five. Orper Monocynia. Mono- 
petalous. Flowers inferior. Corolla regular. Herbs (rarely 
shrubby). Stamens alternate with petals. Fruit capsule or 
berry. Cells with many seeds. Cells two. Zistivation plicate. 
NATURAL HISTORY. 
The only plants cultivated as Tobacco are the species Nico- 
Tiana Tapacum and Nicortana Rustica, the former greatly pre- 
ferred. The popular narcotic which it furnishes is probably in 
more extensive use than any other, and its only rival is the Betel 
of the east. According to Linneus, Tosacco was known in 
Europe from 1560. It was brought to England from T»bajo in 
the West Indies, or Tobasco in Mexico (and hence the name) by 
_ Ralph Lane, in 1586, but only the herb for smoking. — After- 
_ wards, according to Hakluyt, seeds were introduced from the 
_ same quarter. Sir Walter Raleigh first introduced smoking, 
_ which has consequently been common in Europe for more than 
: two hundred years. _ Topacco as used by man, says Du Tour, 
‘gives pleasure to the savage and the philosopher, to the inhabi 
_ tant of the burning desert and frozen zone. Its use either in 
