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Nicotiana (botany): Difference between revisions
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{{BotanyTable/Nicotiana}} | {{BotanyTable/Nicotiana}} | ||
==Identification== | ==Identification== | ||
Nicotiana tabacum is a robust annual little branched herb up to 2.5 m (8.2 ft) high with large green leaves and long trumpet-shaped white-pinkish flowers. All parts are sticky, covered with short viscid-glandular hairs, which exude a yellow secretion containing nicotine. | ''Nicotiana tabacum'' is a robust annual little branched herb up to 2.5 m (8.2 ft) high with large green leaves and long trumpet-shaped white-pinkish flowers. All parts are sticky, covered with short viscid-glandular hairs, which exude a yellow secretion containing nicotine. | ||
===Leaves=== | ===Leaves=== | ||
Varied in size, the lower leaves are the largest at up to 60 cm (24 in) long, shortly stalked or unstalked, oblonged-elliptic, shortly acuminate at the apex, decurrent at the base, the following leaves decrease in size, the upper one sessile and smallest, oblong- lanceolate or elliptic. | Varied in size, the lower leaves are the largest at up to 60 cm (24 in) long, shortly stalked or unstalked, oblonged-elliptic, shortly acuminate at the apex, decurrent at the base, the following leaves decrease in size, the upper one sessile and smallest, oblong- lanceolate or elliptic. | ||
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It also contains the following phytochemicals: anatabine, anabasine (an alkaloid similar to the nicotine but less active), glucosides (tabacinine, tabacine), 2,3,6-trimethyl-1,4-naphthoquinone, 2-methylquinone,2-napthylamine, propionic acid, anatalline, anthalin, anethole, acrolein, anatabine, cembrene, choline, nicotelline, nicotianine, and pyrene. | It also contains the following phytochemicals: anatabine, anabasine (an alkaloid similar to the nicotine but less active), glucosides (tabacinine, tabacine), 2,3,6-trimethyl-1,4-naphthoquinone, 2-methylquinone,2-napthylamine, propionic acid, anatalline, anthalin, anethole, acrolein, anatabine, cembrene, choline, nicotelline, nicotianine, and pyrene. | ||
==External links== | |||
* [https://en.wikipedia.org/wiki/Nicotiana ''Nicotiana'' (Wikipedia)] | |||
* [https://www.erowid.org/plants/tobacco/ ''Tobacco'' (Erowid Vault)] | |||
==References== | ==References== | ||
{{references}} | {{references}} | ||
<references/> | <references/> | ||
[[Category:Solanaceae (family)]] | |||
[[Category:Proofread]] | [[Category:Proofread]] | ||
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