Shorea chaiana P.S.Ashton

Species

Angiosperms > Malvales > Dipterocarpaceae > Shorea

Characteristics

Large buttressed tree. Petioles, panicles, perianth outside and ovary persistently +-densely cream-buff puberulent; sepals, twigs and leaf nervation below sparsely +-caducously so; other parts glabrous. Twigs c. 1 mm ø apically, much branched, terete, becoming smooth, dark brown. Buds minute. Leaves 6-11 by 2-4 cm, elliptic-lanceolate, ± distinctly falcate, subcoriaceous, margin subrevolute; base cuneate or obtuse, subequal; acumen to 15 mm long, slender, caudate; nerves 8-11 pairs, slender but prominent beneath, evident above, arched; tertiary nerves reticulate, distinctly elevated beneath; midrib prominent and terete beneath, evident but applanate to shallowly depressed above; petiole 5-8 mm long, short, slender. Panicle to 6.5 cm long, terminal or axillary, slender, singly branched; branchlets to 2 cm long. Flower buds to 5 by 2 mm, lanceolate. Sepals broadly ovate, subacuminate, subequal. Stamens 15; filaments expanded and gibbous in the basal half, filiform distally; appendages acicular, c. 2.5 times as long as the narrowly ellipsoid 2-locular anthers. Ovary ovoid-conical, surmounted by an equally tall columnar puberulent stylopodium and shorter glabrous style. Mature fruit unknown; sepals ovate, subequal; ovary ovoid.
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Growth form tree
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Sexuality hermaphrodite
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Environment

Local, in mixed Dipterocarp forest below 1000 m.
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Cultivation

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Distribution

Shorea chaiana world distribution map, present in Malaysia and Saudi Arabia

Conservation status

Shorea chaiana threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:321232-1
WFO ID wfo-0000496661
COL ID 4X4V2
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Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Shorea chaiana