Shorea havilandii (PROSEA)

Plant Resources of South-East Asia Introduction

List of species

Shorea havilandii Brandis

Protologue: Journ. Linn. Soc. Bot. 3: 82 (1895).

Vernacular names

• Brunei: selangan batu pinang, tengkawang ayer
• Malaysia: selangan pinang, enkabang pinang (Sarawak), selangan batu pinang (Sabah).

Distribution

Brunei, Sarawak and eastern Sabah.

Uses

The timber is used as balau.

Observations

• A small to medium-sized tree up to 30 m tall with bole up to 50 cm in diameter and small buttresses up to 0.7 m high.
• Leaves ovate-elliptical, 8-16 cm × 3.5-6 cm, thinly leathery, upper surface dark purplish to wine-red and pubescent along the midrib, lower surface dull khaki-grey, petiole 8-12 mm long.
• Petals narrow, stamens 30-50, the appendages with a single bristle.
• Fruit calyx lobes subequal, short, up to 10 mm × 8 mm.

S. havilandii is locally common in heath forest and freshwater swamp forest on sandy soils and peat overlying limestone. The density of the wood is about 1090 kg/m³ at 15% moisture content.

Selected sources

30, 89, 100, 258, 748.

Main genus page

• Shorea (balau)

Authors

• M.S.M. Sosef (selection of species)