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Published In: The British Herbal 62–63, pl. 9 [upper left]. 1756. (Brit. Herb.) Name publication detailView 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: SAOOD OMER
General/Distribution: A genus of 30-40 species, distributed throughout the world, except Africa. In Pakistan, it is represented by 5 (3 specific & 2 infraspecific) taxa.


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Erect - suberect, annual - perennial, solitary or branched or procumbent herb. Stem quadrangular, leafy or slender. Basal leaves rosulate, persistent or disappearing at fruiting. Inflorescence cymose or spicate cyme; cyme lax or compact, sometimes capituliform. Flowers tetra-pentamerous, variously coloured: white, pink, purple, purplish, blue, yellow, tubular, sessile-pedicellate. Calyx narrow, parted nearly to the base or not, lobes acute - acuminate, keeled or angular. Corolla tubular, subinfundibular, funnel shaped, tube more than the length of lobes. Stamens inserted near the sinuses of corolla lobes; anthers narrow, basifixed, spirally twisted after anthesis. Ovary 1-celled, style bifid at apex, stigmas capitate. Capsule oblong, fusiform or ovate. Seeds numerous, minute, reddish brown-black, reticulate.

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1 Inflorescence a spicate cyme 1 Centaurium spicatum
+ Inflorescence capitate, corymbose or dichasial cyme (2)
2 (1) Stem unbranched or branched from base, or from middle but not stiff. Inflorescence a dichacial or capitate cyme 2 Centaurium pulchellum
+ Stem branched stiffly in the upper part. Inflorescence a dense corymbiform cyme 3 Centaurium tenuiflorum
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