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Published In: Species Plantarum 1: 180. 1753. (1 May 1753) (Sp. Pl.) Name publication detailView in BotanicusView in Biodiversity Heritage Library
 

Project Name Data (Last Modified On 6/2/2011)
Acceptance : Accepted
Project Data     (Last Modified On 6/3/2011)
Contributor Text: YASIN J. NASIR
General/Distribution: 60 species, mainly tropical America, S.W. Africa, and Australia. Represented in Pakistan by 3 species which are naturalised or cultivated.

 

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Erect herbs or shrubs with viscid-pubescent parts. Leaves simple, entire. Flowers in terminal racemes, panicles or corymbs, bisexual, regular. Calyx shallowly 5-lobed, tubular, campanulate. Corolla salver-or infundibuliform, limb 5-lobed. Stamens 5, included. Anthers dehiscing longitudinally. Ovary bilocular; style simple; stigma capitate. Fruit a capsule, dehiscing initially by 2 valves. Seeds many, small.
 

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1.Flowers yellow or greenish-yellow
Nicotiana rustica
1.Flowers pink
2.Leaves both radical and cauline. Calyx 7-8 mm long Filaments 20 mm long. Capsule 8-10 mm long
Nicotiana plumbaginifolia
2.Leaves cauline. Calyx 10-12 mm long. Filaments ± 35 mm long. Capsule c. 20 mm long
Nicotiana tabacum
 
 
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