Hopea basilanica Foxw.

Species

Angiosperms > Malvales > Dipterocarpaceae > Hopea

Characteristics

Tall, flaky-barked, hard-wooded tree. Young twig, petiole, midrib above, panicle, calyx and corolla outside and ovary greyish cinereous, persisting only on corolla outside. Twig 1-2 mm ø apically, terete, much branched, dark brown. Leaves (7.5-)10-14 by (2.5-)3.5-5 cm, oblanceolate or elliptic, thickly coriaceous; base cuneate, unequal; acumen to 15 mm long, prominent, slender; nerves (9-) 10-13 pairs, slender but prominent beneath, applanate above, with prominent glabrous pore-like domatia in the axils of the basal 2-3 pairs; tertiary nerves scalariform, evident but hardly elevated on either surface; petiole 6-10 mm long, short. Panicles to 7 cm long, to 3 axillary or ramiflorous, slender, singly branched; branchlets to 17 mm long, bearing to 7 secund flowers. Flower bud to 3 by 2 mm, very small. Sepals ovate, the outer 2 subacute, the inner 3 shortly slender-acuminate. Stamens 15, in 3 unequal verticils; filaments compressed, broad at base, tapering in the distal 1/2 and filiform beneath the subglobose anthers; appendage slender, filiform, c. 2.5 times length of anthers. Ovary and stylopodium equal in length, together broadly hour-glass shaped with a distinct median constriction; style as long as ovary, columnar, slightly tapering. Fruit pedicel c. 1 mm long, short, slender. 2 longer calyx lobes to 4.5 by 1.5 cm, broadly spatulate, obtuse, chartaceous, c. 4 mm broad above the 2-6 by 5 mm elliptic saccate base; 3 shorter lobes to 7 by 5 mm, ovate, acute. Nut to 6 by 5 mm, small, ovoid, shortly apiculate.
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

Dense primay forest on undulating land and hills; at elevations below 70 metres.
More
Undulating land and hills below 70 m.
Light -
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Hardiness (USDA) 9-12

Usage

Uses. Locally used for construction.
Uses material timber wood
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
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Distribution

Hopea basilanica world distribution map, present in Italy and Philippines

Conservation status

Hopea basilanica threat status: Critically Endangered

Identifiers

LSID urn:lsid:ipni.org:names:320850-1
WFO ID wfo-0000724490
COL ID 3MJCP
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Hopea basilanica