Hopea foxworthyi Elmer

Species

Angiosperms > Malvales > Dipterocarpaceae > Hopea

Characteristics

Medium-sized smooth barked narrowly buttressed tree. Twig apices, leaf buds, petioles, base of peduncle, ovary and stylopodium fugaceous puberulent, otherwise glabrous. Twigs c. 1 mm ø apically, slender, much branched, terete, rugulose, dark brown. Leaves 2.7-6.5 by 1-2.5 cm, lanceolate, thinly coriaceous, lustrous; margin subrevolute; base +-equal, cuneate, apex with to 1.5 cm long slender caudate acumen; nerves c. 10 pairs, very slender and +-obscure on both surfaces or slightly elevated beneath, slightly depressed above, ascending, arched, with a few shorter obscure secondary nerves; tertiary nerves reticulate, obscure; midrib sharply prominent beneath, obscure and depressed above; petiole 5-8 mm long, very slender. Panicles to 1.5 cm long, short, slender, axillary or terminal, singly branched; branchlets few, bearing to 5 flowers, bracts and bracteoles fugaceous. Flower bud to 5 by 3 mm, ellipsoid, rather large. 2 outer sepals ovate, acute; 3 inner suborbicular, subacute. Stamens 15; filaments compressed at base, tapering and filiform below the subglobose anthers; appendage about twice as long as anther, slender. Ovary ovoid, glabrous, without stylopodium; style about twice as long as ovary, filiform, tapering. Fruit pedicel c. 1 mm long, short; 2 longer calyx lobes to 3.5 by 1 cm, broadly spatulate, obtuse, tapering to 2 mm broad above the to 5 by 4 mm ovate saccate thickened base; 3 shorter lobes to 5 by 5 mm, broadly ovate, acute; nut to 15 by 5 mm, narrowly ovoid, resinous, tapering to a prominent attenuate apiculus.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
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Photosynthetic pathway c3

Environment

Seasonal semi-evergreen forests, where it is locally common on red sticky volcanic soils along ridges at elevations from 600-700 metres.
More
Locally common on red sticky volcanic soil along ridges at 600-700 m, in seasonal semi-evergreen forest.
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Usage

Uses material wood
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Cultivation

Can be grown by seedlings.
Mode seedlings
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Distribution

Hopea foxworthyi world distribution map, present in Philippines

Conservation status

Hopea foxworthyi threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:320894-1
WFO ID wfo-0000724538
COL ID 6MCV5
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Hopea foxworthyi Hopea glutinosa