Hopea griffithii Kurz

Species

Angiosperms > Malvales > Dipterocarpaceae > Hopea

Characteristics

Medium sized smooth-barked tree with thin buttresses and a few stilt roots. Parts glabrous but for the petals. Twig 1 mm ø apically, terete, slender, much branched. Bud to 1 by 1 mm, small, conical. Stipule to 2 mm long, linear, fugaceous. Leaves 4-9 by 1.7-4.5 cm, ovate to lanceolate, coriaceous; base narrowly or broadly cuneate; acumen to 1.5 cm long, caudate; margin frequently subrevolute; nerves c. 9 pairs, dryobalanoid, hardly raised beneath; tertiary nerves reticulate; midrib depressed above, prominent beneath; petiole 8-15 mm long, slender. Panicle to 2.5 cm long, terminal or axillary, ribbed, glabrous, singly branched; branchlets short, bearing to 5 secund flowers; bracteoles to 2 mm long, linear, fugaceous. Flower bud to 2 mm long, ellipsoid. Sepals broadly ovate, subacuminate, fimbriate, otherwise glabrous, subequal; the inner 3 narrower at base, thinner at margin, than the outer 2. Petals lanceolate, erose, densely pubescent on parts exposed in bud, dark red. Stamens 15, in 3 unequal verticils; filaments compressed at base, tapering and filiform below the broadly ellipsoid anthers; appendage to connective c. 2 times length of anther, slender. Ovary and stylopodium stoutly pyriform, papillose towards apex, otherwise glabrous, tapering somewhat abruptly below the shortly columnar glabrous style. Fruit glabrous. Pedicel c. 1 mm long, slender. 2 longer calyx lobes to 3 by 0.5 cm, spatulate, obtuse, c. 2 mm wide above the to 4 by 3 mm deltoid thickened saccate base; 3 shorter lobes to 8 by 1 mm, linear, similarly expanded at base. Nut to 7 by 5 mm, ovoid, with to 1 mm long, slender apiculus.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

Locally common on leached soils in mixed Dipterocarp forest on low hills.
More
Leached soils in mixed Dipterocarp forest on low hills, locally common.
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Hardiness (USDA) 9-12

Usage

Uses wood
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Cultivation

Can be grown by seedlings.
Mode seedlings
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Images

Habit

Hopea griffithii habit picture by Adeline Lee (cc-by-sa)

Distribution

Hopea griffithii world distribution map, present in Brunei Darussalam, Indonesia, India, Myanmar, Malaysia, Singapore, Somalia, and Thailand

Conservation status

Hopea griffithii threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:320905-1
WFO ID wfo-0000724550
COL ID 6MCG7
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Hancea griffithii Hopea griffithii