Calophyllum sclerophyllum (PROSEA)

Plant Resources of South-East Asia Introduction

List of species

Calophyllum sclerophyllum Vesque

Protologue: Epharmosis 2: pl. 33 (1889).

• Calophyllum rhizophorum Boerl. & Koord. (1910).

• Indonesia: nangui (Sumatra), bunut jankar (Bangka), penaga janka (Kalimantan)
• Malaysia: bintangor jangkang (Peninsular, Sarawak).

Peninsular Malaysia, Sumatra, the Riau Archipelago, Bangka, Belitung and Borneo.

The timber is used as bintangor. It is used in general construction.

• A large tree up to 36(-45) m tall with bole up to 80(-95) cm in diameter, having numerous branching stilt roots and sometimes also knee roots; twigs rounded to sharply 4-angled, terminal bud plump, 3-9 mm long.
• Leaves obovate to elliptical or oblong, 6-21 cm long, stiff and leathery, cuneate at base, rounded to retuse at apex, with (5-)6-10 veins per 5 mm.
• Inflorescences axillary, unbranched, 7-11-flowered; flowers with 8 tepals.
• Fruit ovoid, ellipsoid or spherical, 24-30 mm long, with fairly thick, hard and compact outer layer.

C. sclerophyllum usually grows in freshwater peat swamps or in seasonally inundated forest in the lowland and is common. The wood is fairly heavy with density of 510-830 kg/m³ at 15% moisture content. It is reported as fairly hard and durable and not attacked by insects.

1, 33, 44, 100, 318, 648, 779.

• Calophyllum

R.H.M.J. Lemmens (selection of species)