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<big>''[[Hagenia abyssinica]]'' (Bruce) J.F.Gmel.</big>
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{{DISPLAYTITLE:''Hagenia abyssinica'' (PROTA)}}
:Protologue: Syst. nat. 2(1): 613 (1791).
== Synonyms ==
*''Brayera anthelmintica'' Kunth (1824), *''Hagenia anthelmintica'' (Kunth) Eggeling (1940).
== Vernacular names ==
*Kosso, kousso, cusso (En). *Kosso, kousso, cousso, cossoutier (Fr). *Mturunga, mdobore (Sw). *In Amharic (Ethiopia) the name ‘kosso’ can be used to indicate the tree, inflorescence, medicine, or parasite (tapeworm) treated with the plant.
== Origin and geographic distribution ==
Wood-anatomical description (IAWA hardwood codes):
*Growth rings: 2: growth ring boundaries indistinct or absent. *Vessels: 5: wood diffuse-porous; (11: vessel clusters common); 13: simple perforation plates; 22: intervessel pits alternate; (25: intervessel pits small (4–7 μm)); 26: intervessel pits medium (7–10 μm); 30: vessel-ray pits with distinct borders; similar to intervessel pits in size and shape throughout the ray cell; 42: mean tangential diameter of vessel lumina 100–200 μm; 47: 5–20 vessels per square millimetre; (48: 20–40 vessels per square millimetre). *Tracheids and fibres: (60: vascular/vasicentric tracheids present); 62: fibres with distinctly bordered pits; 63: fibre pits common in both radial and tangential walls; 66: non-septate fibres present; 69: fibres thin- to thick-walled. *Axial parenchyma: 76: axial parenchyma diffuse; 77: axial parenchyma diffuse-in-aggregates; 78: axial parenchyma scanty paratracheal; 91: two cells per parenchyma strand; 92: four (3–4) cells per parenchyma strand. *Rays: 98: larger rays commonly 4- to 10-seriate; (102: ray height > 1 mm); 103: rays of two distinct sizes; 106: body ray cells procumbent with one row of upright and/or square marginal cells; 107: body ray cells procumbent with mostly 2–4 rows of upright and/or square marginal cells; 114: <font size="1">≤</font> 4 rays per mm; 115: 4–12 rays per mm.
{{right|(D. Louppe, P. Détienne & E.A. Wheeler)}}
== Growth and development ==
== Author(s) ==
* P.C.M. Jansen, PROTA Network Office Europe, Wageningen University, P.O. Box 341, 6700 AH Wageningen, Netherlands
== Correct citation of this article ==
Jansen, P.C.M. & Getachew Aweke, 2002. '''Hagenia abyssinica''' (Bruce) J.F.Gmel. [Internet] Record from PROTA4U. In: Oyen, L.P.A. & Lemmens, R.H.M.J. (Editors). PROTA (Plant Resources of Tropical Africa / Ressources végétales de l’Afrique tropicale), Wageningen, Netherlands. <http://www.prota4u.org/search.asp>. Accessed {{CURRENTDAY}} {{CURRENTMONTHNAME}} {{CURRENTYEAR}}.
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[[Category:PROTA prov]][[Category:Medicinal plants (PROTA)]]
