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Nicotiana (Tobacco genus) Life
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Archaeoplastida >
Chloroplastida
>
Charophyta > Streptophytina > Plantae (land plants)
> Tracheophyta (vascular plants) > Euphyllophyta > Lignophyta (woody plants)
> Spermatophyta (seed plants) > Angiospermae (flowering
plants) > Eudicotyledons > Core Eudicots > Asterids
> Euasterid I > Order: Solanales > Family: Solanaceae
About
67 species, found mainly in the New World. Nicotiana africana is the
only indigenous species in southern Africa, endemic to Namibia. In addition,
there are 3 naturalised species in southern Africa. The genus includes tobacco
(Nicotiana tabacum) which contains the toxic alkaloid nicotine which,
besides being addictive to people, is also used as an insecticide.
Species indigenous or naturalised (*) in southern Africa
Nicotiana africana
The only indigenous Nicotiana in southern Africa, endemic to Namibia. |
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* Nicotiana glauca (Wild Tobacco)
A declared Category 1 invader
plant in South Africa. |
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* Nicotiana longiflora |
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* Nicotiana tabacum (Tobacco)
Cultivated in southern Africa, but also occurs as an escapee in natural
vegetation. Contains the toxic alkaloid nicotine which, besides being
addictive to people, is also used as an insecticide. |
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Other species, cultivated in southern Africa
List from Glen (2002)
Nicotiana alata |
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Nicotiana langsdorffii |
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Nicotiana rustica (Aztec
Tobacco) |
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Nicotiana sylvestris |
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Nicotiana x sanderae A hybrid of Nicotiana alata
x Nicotiana forgetiana, with many garden varieties. |
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Herbivores in southern Africa
Publications
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