Difference between revisions of "Shorea glauca (PROSEA)"

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(Created page with "{{PROSEAUpperbar}} {{DISPLAYTITLE:''Shorea glauca'' (PROSEA)}} <big>''Shorea glauca'' King</big> __NOTOC__ :Protologue: Journ. As. Soc. Beng. 62(2): 117 (1893). == Verna...")
 
 
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<big>''[[Shorea glauca]]'' King</big>
 
<big>''[[Shorea glauca]]'' King</big>
 
__NOTOC__
 
__NOTOC__
 
 
:Protologue: Journ. As. Soc. Beng. 62(2): 117 (1893).
 
:Protologue: Journ. As. Soc. Beng. 62(2): 117 (1893).
  
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== Observations ==
 
== Observations ==
  
A medium-sized to large tree up to 50 m tall with cylindrical bole branchless for 18-27 m and 120-160(-250) cm in diameter and with prominent buttresses; leaves ovate to lanceolate, 6-15 cm × 2.3-9 cm, thin, with 7-10 pairs of secondary veins hardly raised beneath, lower surface glaucous; petals short, elliptical-oblong, stamens c. 60, with barbate appendages; fruit calyx lobes unequal, larger three up to 7 cm × 1.8 cm. ''S. glauca'' occurs locally and often semi-gregariously, especially on rocky slopes and ridges, from sea-level up to 500(-600) m altitude. The density of the wood is 840-1135 kg/m<sup>3</sup>at 15% moisture content. See also the table on wood properties.
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*A medium-sized to large tree up to 50 m tall with cylindrical bole branchless for 18-27 m and 120-160(-250) cm in diameter and with prominent buttresses.
 +
*Leaves ovate to lanceolate, 6-15 cm × 2.3-9 cm, thin, with 7-10 pairs of secondary veins hardly raised beneath, lower surface glaucous.
 +
*Petals short, elliptical-oblong, stamens c. 60, with barbate appendages.
 +
*Fruit calyx lobes unequal, larger three up to 7 cm × 1.8 cm.
 +
 
 +
''S. glauca'' occurs locally and often semi-gregariously, especially on rocky slopes and ridges, from sea-level up to 500(-600) m altitude. The density of the wood is 840-1135 kg/m<sup>3</sup> at 15% moisture content. See also the table on wood properties.
  
 
== Selected sources ==
 
== Selected sources ==
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102, 253, 258, 297, 318, 417, 446, 628, 677, 748.
 
102, 253, 258, 297, 318, 417, 446, 628, 677, 748.
  
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== Main genus page ==
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*[[Shorea (balau) (PROSEA)|''Shorea'' (balau)]]
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== Authors ==
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*M.S.M. Sosef (selection of species)
  
 
[[Category:Timbers (PROSEA)]]
 
[[Category:Timbers (PROSEA)]]
 
[[Category:PROSEA]]
 
[[Category:PROSEA]]

Latest revision as of 10:45, 13 August 2017

Logo PROSEA.png
Plant Resources of South-East Asia
Introduction
List of species


Shorea glauca King

Protologue: Journ. As. Soc. Beng. 62(2): 117 (1893).

Vernacular names

  • Indonesia: balau bunga, rasak pai, semantok lungkik (western Sumatra)
  • Malaysia: balag tiong, damar laut daun besar, selimbar (Peninsular)
  • Thailand: ek, ku-be (peninsular).

Distribution

Peninsular Thailand, Peninsular Malaysia and western Sumatra.

Uses

The timber is used as balau. Old specimens exude a dammar which is purer than that of many other Shorea species.

Observations

  • A medium-sized to large tree up to 50 m tall with cylindrical bole branchless for 18-27 m and 120-160(-250) cm in diameter and with prominent buttresses.
  • Leaves ovate to lanceolate, 6-15 cm × 2.3-9 cm, thin, with 7-10 pairs of secondary veins hardly raised beneath, lower surface glaucous.
  • Petals short, elliptical-oblong, stamens c. 60, with barbate appendages.
  • Fruit calyx lobes unequal, larger three up to 7 cm × 1.8 cm.

S. glauca occurs locally and often semi-gregariously, especially on rocky slopes and ridges, from sea-level up to 500(-600) m altitude. The density of the wood is 840-1135 kg/m3 at 15% moisture content. See also the table on wood properties.

Selected sources

102, 253, 258, 297, 318, 417, 446, 628, 677, 748.

Main genus page

Authors

  • M.S.M. Sosef (selection of species)