Castanopsis lucida (PROSEA)
Castanopsis lucida (Nees) Soepadmo
- Protologue: Reinwardtia 7: 394 (1968).
- Alseodaphne lucida Nees (1831),
- Castanopsis hullettii King ex Hook.f. (1888).
- Malaysia: berangan papan, berangan babi, kertak tangga (Peninsular).
Peninsular Malaysia, Singapore and Borneo (south-western and north-eastern Kalimantan).
The wood is used as berangan. The nuts are edible. The bark yields tannin.
- A medium-sized to fairly large tree up to 35 m tall, bole up to 60 cm in diameter, buttresses absent or up to 1.6 m high, bark surface fissured, pale brown, inner bark soft fibro-granular, khaki-brown.
- Leaves (10-)16-30 cm × (3.5-)8-10 cm, with 14-20 pairs of secondary veins, with a dense, brownish, scale-like tomentum below.
- Cupule 3.5-4 cm in diameter, enclosing the 2-4 fruits of which often only 2 are well developed, glabrous, covered with 3-4 prominent ridges bearing sharp short spines, fruit with the smaller part adnate to the cupule.
C. lucida is found in forest below 1200 m altitude. The density of the wood is about 660 kg/m3 at 15% moisture content.
78, 81, 140, 162, 705. timbers
- See also Castanopsis (PROSEA Fruits) for the Fruit use.