Dipterocarpus coriaceus Slooten

Species

Angiosperms > Malvales > Dipterocarpaceae > Dipterocarpus

Characteristics

Leaf beneath, petiole and twig shortly densely evenly pale pink-brown pubescent; leaf bud, stipule outside and midrib beneath, twig and petiole of young tree with to 2 mm long dense hairs; stipule glabrous within. Twig 8-13 mm ø, stout, terete, with subhori-zontal stipule scars; internodes 3-10 mm long, short. Bud 2.5-3 by 1.0-1.7 cm, ovoid-deltoid; stipule to 4 by 2 cm, narrowly ovate, subacute. Leaves 16-21 by 10-15 cm, broadly elliptic-ovate, thickly coriaceous, with obtuse or broadly cuneate base and obtuse to subacute apex; nerves 14-16 pairs, at 20°-60°, prominent beneath, depressed above, the midrib likewise; tertiary nerves obscure, scalariform; petiole 4.5-6 cm long, prominently geniculate. Flower and inflorescence unknown. Fruit pedicel to 7 mm long, prominent. Fruit calyx glabrous; tube to 3 by 2.2 cm, ± broadly ovoid, with 5, to 5 mm wide, stout wings or ribs, tapering abruptly at the apex and gradually towards the base, absent in the basal 1/4 of the tube; 2 longer lobes to 14 by 2.5 cm, spatulate, narrowly obtuse, to 5 mm broad above the tube; 3 shorter lobes to 14 by 2.5 cm, spatulate, narrowly obtuse, to 5 mm broad above the tube; 3 shorter calyx lobes to 12 by 6 mm, elliptic, obtuse, applanate to slightly revolute.
Life form -
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Local, in mixed Peat swamp forest.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses material
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Dipterocarpus coriaceus world distribution map, present in Indonesia, India, Malaysia, and Somalia

Conservation status

Dipterocarpus coriaceus threat status: Critically Endangered

Identifiers

LSID urn:lsid:ipni.org:names:320656-1
WFO ID wfo-0000651313
COL ID 36QTJ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Dipterocarpus coriaceus