Dryobalanops lanceolatais a species of plant in the familyDipterocarpaceae. The species name is derived from Latin (lanceolatus = shaped like the head of a spear) and refers to the shape of the leaf. This species is endemic to Borneo. It is common in protected areas, although elsewhere it has suffered modest population decline due to logging and land conversion.
Plant DivisionPlant Growth FormLifespan (in Singapore)
Angiosperms (Flowering Seed Plants)
Tree
Perennial
Mode of Nutrition
Autotrophic
Maximum Height
69 m
BIOGEOGRAPHY
Native DistributionNative HabitatPreferred Climate Zone
Borneo
Terrestrial
Tropical
DESCRIPTION AND ETHNOBOTANY
Growth FormFoliageFlowers
It is a tree, up to 70 m tall.
Leaves are lanceolate (7 – 10 cm long and 2 - 3.5 cm wide), thinly leathery and usually have wavy margin. Petiole is 1 cm long and stipule falls off early (12 mm long). Branches are dotted with pale brown lenticels.
Flowers occurs in a cluster. Flower bud is spindle shaped and reveals white lanceolate petals with 30 stamens when in bloom.
Fruit
Fruit calyx lobes is spatula-shaped (up to 9 cm long and 2 cm wide) with an ovoid nut (2 cm diameter).
Habitat
It is found in fertile volcanic soil, up to 700m altitude.
