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Tectona grandis (PROTA)

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<big>''[[Tectona grandis]]'' L.f.</big>
 
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{{DISPLAYTITLE:''Tectona grandis'' (PROTA)}}
 
:Protologue: Suppl. pl.: 151 (1782).
:Chromosome number: 2''n'' = 36
 
== Synonyms ==
 
 
== Vernacular names ==
*Teak, Indian oak (En). *Teck (Fr). *Teca (Po). *Msaji (Sw).
== Origin and geographic distribution ==
Wood-anatomical description (IAWA hardwood codes):
*Growth rings: 1: growth ring boundaries distinct. *Vessels: (3: wood ring-porous); (4: wood semi-ring-porous); 13: simple perforation plates; 22: intervessel pits alternate; (23: shape of alternate pits polygonal); 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; (43: mean tangential diameter of vessel lumina <font size="1">≥</font> 200 μm); 47: 5–20 vessels per square millimetre; 56: tyloses common; 58: gums and other deposits in heartwood vessels. *Tracheids and fibres: 61: fibres with simple to minutely bordered pits; (65: septate fibres present); 66: non-septate fibres present; 69: fibres thin- to thick-walled. *Axial parenchyma: 79: axial parenchyma vasicentric; 89: axial parenchyma in marginal or in seemingly marginal bands; 92: four (3–4) cells per parenchyma strand; 93: eight (5–8) cells per parenchyma strand. *Rays: 97: ray width 1–3 cells; (98: larger rays commonly 4- to 10-seriate); 104: all ray cells procumbent; (106: body ray cells procumbent with one row of upright and/or square marginal cells); 115: 4–12 rays per mm.
(N.P. Mollel & P. Baas)
== Author(s) ==
* D. Louppe , CIRAD, Département Environnements et Sociétés, Cirad es-dir, Campus international de Baillarguet, TA C-DIR / B (Bât. C, Bur. 113), 34398 Montpellier Cedex 5, France
== Correct citation of this article ==
Louppe, D., 2005. '''Tectona grandis''' L.f. [Internet] Record from PROTA4U. In: Louppe, D., Oteng-Amoako, A.A. & Brink, M. (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]][[Catégorie:Bois d'œuvre (PROTA)]]
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