Calophyllum rufigemmatum (PROSEA)

Plant Resources of South-East Asia Introduction

List of species

Calophyllum rufigemmatum M.R. Henderson & Wyatt-Smith ex P.F. Stevens

Protologue: Journ. Arn. Arb. 61: 350 (1980).

Calophyllum wallichianum auct. non Planchon & Triana.

South-eastern Peninsular Malaysia, Sumatra (central) and the Riau Archipelago.

C. rufigemmatum is an important source of bintangor timber.

A large tree up to 48 m tall with bole up to 240 cm in diameter, usually without buttresses; twigs obscurely 4-angled, terminal bud plump to narrowly conical, (8-)12-18 mm long; leaves ovate to subelliptical, 7-14 cm long, cuneate to broadly rounded at base, retuse to acuminate at apex, with (11-)13-18 veins per 5 mm; inflorescences axillary, unbranched, 5(-7)-flowered; flowers with 4(-8) tepals; fruit usually ellipsoid, (25-)30-45 mm long, with thick, compact outer layer, pale green or brownish-green. C. rufigemmatum has been confused with C. wallichianum . It grows in well-drained habitats in mixed dipterocarp forest, particularly on ridges and slopes, up to 300 m altitude.

648.