Hopea glabrifolia (PROSEA)
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Introduction |
Hopea glabrifolia C.T. White
- Protologue: Proc. Roy. Soc. Queensl. 43: 49 (1932).
Distribution
Papua New Guinea and the Louisiade Archipelago.
Uses
The timber is used as giam, mainly for wharf and bridge building, window framing, billiard-cue butts and external cladding.
Observations
- A medium-sized to large tree of up to 42 m tall, bole cylindrical with a diameter of up to 100 cm and prominent buttresses, bark surface flaky, inner bark green and fibrous, sapwood pale straw-coloured, heartwood brown; young parts and panicle greyish puberulent, glabrescent.
- Leaves lanceolate, 18-19 cm × 2-5.5 cm, falcate, leathery, lustrous, base distinctly unequal, acumen broad, tapering, up to 1.5 cm long, margin narrowly subrevolute, venation scalariform, midrib raised above, secondary veins 9-12 pairs, arched, ascending at 45-50°, slender but prominent beneath, narrowly depressed above.
- Stamens 15, ovary ovoid, surmounted by a cylindrical stylopodium twice the length of the ovary and a very short style, glabrous.
- 2 longer fruit calyx lobes up to 7 cm × 1.3 cm, spatulate, obtuse, 3 shorter ones up to 9 mm × 7 mm, ovate, acute.
H. glabrifolia is locally abundant in semi-evergreen seasonal forest up to 350 m altitude.
Selected sources
258, 359, 735, 748.
Main genus page
Authors
- K.M. Kochummen (selection of species),
- F.T. Frietema (selection of species)
