Cratoxylum maingayi (PROSEA)
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Introduction |
Cratoxylum maingayi Dyer
- Protologue: Hook.f., Fl. Brit. India 1: 258 (1874).
Synonyms
- Cratoxylum acuminatum Merr. (1938),
- Cratoxylum subglaucum Merr. (1938),
- Cratoxylum thorelii Pierre ex Gagnep. (1943).
Vernacular names
- Indonesia: semapat (western Sumatra), pematang (Palembang), kayu bonbon (Asahan)
- Malaysia: derum, derum bukit (Peninsular), entemu (Sarawak)
- Thailand: taeo (Nakhon Si Thammarat), taeo kha (Yala).
Distribution
Scattered in Burma, Cambodia, Thailand, central Vietnam, Peninsular Malaysia, Sumatra and Borneo (Sarawak).
Uses
The timber is used as derum.
Observations
- A small to medium-sized deciduous tree of up to 20(-35) m tall, bole often of poor shape, up to 55 cm in diameter, bark surface smooth to narrowly fissured with small scales, pale grey to yellow-brown.
- Leaves elliptical to oblong or obovate, 2-9 cm × 1-4.5 cm, with a shortly acuminate to rounded apex, not glaucous beneath.
- Inflorescence consisting of small 1-4-flowered axillary cymes; petals white to pink, with a truncate, undulate-denticulate nectary scale at the base.
- Seeds 4-6 per locule, unilaterally winged.
In general C. maingayi is rather uncommon, occurring in lowland forest on hillsides and ridges, sometimes on limestone up to 800 m altitude.
Selected sources
33, 89, 276, 430, 748, 779, 807.
Main genus page
Authors
- M.S.M. Sosef (selection of species)
