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<big>''[[Vernonia amygdalina]]'' Delile</big>
[[File:Map Vernonia amygdalina.gif|thumb|distribution in Africa (wild and planted)]][[File:Linedrawing Vernonia amygdalina.gif|thumb|1, leaf; 2, flowering branch; 3, flowering head; 4, fruit. Redrawn and adapted by Iskak Syamsudin]][[File:Vernonia amygdalina GG 22.JPG|thumb|plants in the field]][[File:Vernonia amygdalina 32b RRS.jpg|thumb|young plant]][[File:Vernonia amygdalina 33 RRS.jpg|thumb|ready-made leaves on the market]][[File:Vernonia amygdalina 31 RRS.jpg|thumb|flowering plant habit]][[File:Vernonia amygdalina 30 RRS.jpg|thumb|flower head]]
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{{DISPLAYTITLE:''Vernonia amygdalina'' (PROTA)}}
== Synonyms ==
*''Gymnanthemum amygdalinum'' (Delile) Walp. (1843).
== Vernacular names ==
*Bitterleaf, common bitterleaf (En). *Vernonie, vernonie commune, ndole (Fr). *Sucumadeira, pau fede (Po).
== Origin and geographic distribution ==
== Description ==
*Shrub or small tree up to 10 m tall, much branched; trunk up to 40 cm in diameter; bark grey to brown, smooth, becoming fissured; young branches densely pubescent. *Leaves alternate, simple; stipules absent; petiole 0.2–4 cm long; blade ovate-elliptical to lanceolate, 4–15(–28) cm × 1–4(–15) cm, cuneate or rounded at base, shortly acuminate at apex, margin minutely toothed to coarsely serrate, finely pubescent but often glabrescent, pinnately veined. *Inflorescence a head, arranged in terminal, compound, umbel-like cymes; stalk of head up to 1 cm long, pubescent; involucre cylindrical to broadly ellipsoid, 3–5 mm long, bracts 3–7-seriate, 1–4.5 mm long, appressed. *Flowers bisexual, regular, 5-merous, strongly exserted from the involucre; pappus consisting of outer linear, caducous scales up to 1.5 mm long and of inner creamy or brownish bristles 4–7 mm long; corolla tubular, 5–8 mm long, whitish, glandular, with erect lobes; stamens with anthers united into a tube, with appendages at apex; ovary inferior, 1-celled, pubescent and glandular, style hairy, 2-branched. *Fruit a 10-ribbed achene 1.5–3.5 mm long, pubescent and glandular, brown to black, crowned by the much longer pappus bristles. *Seedling with epigeal germination.
== Other botanical information ==
== Author(s) ==
* F. Ucheck Fomum , c/o Cheten Louis Bernard, P.O. Box 219, Bafoussam, Cameroon
== Correct citation of this article ==
