Hopea scabra P.S.Ashton

Species

Angiosperms > Malvales > Dipterocarpaceae > Hopea

Characteristics

Medium-sized buttressed tree. Twigs, petioles, leaf buds and stipules +-persistently pale rufous scabrid pubescent, leaf nervation below and midrib above sparsely but distinctly so; calyx outside fugaceous puberulent. Twigs c. 2 mm ø apically, much branched, becoming terete, smooth, pale brown. Leaf buds minute, ovoid; stipules to 7 by 3 mm, lanceolate, caducous. Leaves 6.5-17 by 2.3-6.5 cm, oblong to lanceolate-falcate, coriaceous; margin subrevolute; base unequal, cordate; acumen to 1.5 cm long, +-caudate, slender; nerves 15-24 pairs; slender but prominent beneath, obscurely +-shallowly depressed above, arched, at 70°-80°, with many short but distinct secondary nerves; tertiary nerves scalariform, distinctly elevated beneath; midrib slender but prominent beneath, elevated above; petiole 4-6 mm long. Panicle to 4.5 cm long, short, slender, 1-axillary, singly branched, branchlets to 13 mm long, bearing to 4 flowers; bracts to 1 mm long, deltoid, acute. Flower buds at anthesis unknown. Very young fruit with 2 narrowly deltoid-acuminate outer sepals, 3 suborbicular fimbriate obtuse inner sepals, and ovoid ovary surmounted by a slightly narrower, equally long, prominent stylopodium and short but distinct style. Fruit pedicel short. 2 longer calyx lobes to 8 by 1.8 cm, spatulate, obtuse, 2 mm wide above the to 5 by 4 mm ovate deeply saccate thickened base; 3 shorter lobes to 8 by 6 mm, ovate, acuminate, similarly saccate. Nut to 8 by 6 mm, ovoid; stylopodium prominent, tapering.
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Growth form tree
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Foliage retention evergreen
Sexuality hermaphrodite
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Environment

Clay soils on undulating land, locally frequent.
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Usage

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Edible -
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Cultivation

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Distribution

Hopea scabra world distribution map, present in Papua New Guinea

Conservation status

Hopea scabra threat status: Critically Endangered

Identifiers

LSID urn:lsid:ipni.org:names:320991-1
WFO ID wfo-0000724649
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Hopea scabra