Lithocarpus platycarpus Rehder

Species

Angiosperms > Fagales > Fagaceae > Lithocarpus

Characteristics

Tree 15-35 m, 40-50 cm ø; bark fissured, whitish grey. Branchlets glabrous, whitish grey, smooth to superficially fissured; terminal buds ovoid-ellipsoid, 4-5 by 2-3 mm, scales linear-acute. Stipules linear-acute, 5-7 by 1-2 mm. Leaves thick-coriaceous, (8-) 12-15 (-20) by (4-)5-8(-9) cm (index 2-2.5), broadest at or above the middle; surfaces more or less concolorous, above glabrous, glossy, underneath densely whitish grey tomentose by adpressed stellate hairs, subgla-brescent; base rounded-acute, margin recurved, top acute to bluntly 1 cm acuminate; midrib prominent on both surfaces; nerves 11-14 pairs, subparallel, at an angle of 45-60°, arcuating and anastomosing near the margin; reticulation fine, irregular to areolate, obscure; petiole ½-1½ cm, 2-3 mm ø, adaxially flat. Inflorescence male or female, densely stellate hairy; bracts and bracteoles linear acute, 2-4 by ½ mm. Male rachis 10-15 cm, 1-2 mm ø; ♂ flowers in clusters of 3-4, rarely solitary, filaments 3-4 mm, anthers 0.3 mm long, pistillode subglobose, c. 1 mm ø. Female rachis c. 10 cm, 2-3 mm ø; ♀ flowers solitary, rarely in clusters of 2-3, staminodes rudimentary, styles 3, conical, 1-1½ mm. Ripe cupule ½-1½ cm stalked, saucer-shaped, ½-1 cm long, 3-4 cm ø; wall woody, covering c. ¼ part of the fruit, outside with 5-7 strongly prominent lamellae. Ripe fruit depressed ovoid-globose, 1½-2 cm long, 3-4 cm ø, chocolate-brown, glabrous, glossy, top de-pressed-umbonate, base rounded, scar flat-convex; wall woody, 2-5 mm thick, for the greater part free from the cupule.
Life form -
Growth form tree
Growth support -
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 12.5 - 30.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Forests, at low altitude. Fl.--04, fr. Aug.-Sept.
Light -
Soil humidity -
Soil texture 7-8
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

Lithocarpus platycarpus world distribution map, present in Indonesia and Thailand

Conservation status

Lithocarpus platycarpus threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:358936-1
WFO ID wfo-0000230165
COL ID 3VK3J
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Lithocarpus platycarpus Quercus platycarpa Cyclobalanus platycarpa Synaedrys platycarpa