Shorea cuspidata P.S.Ashton

Species

Angiosperms > Malvales > Dipterocarpaceae > Shorea

Characteristics

Medium-sized tree. Leaf bud and stipule shortly buff pubescent, young twigs caducously so; leaf glabrous. Twig c. 1 mm ø towards apex, slender, terete, minutely striated. Bud c. 1 mm long, small, ovoid. Leaves 5-9 by 2-6 cm, small, broadly ovate, subcoriaceous, with broadly cuneate base; acumen to 1.5 cm long, subcaudate; nerves 5-7 pairs, slender, hardly raised beneath, at 40°-50°; tertiary nerves reticulate, obscure; midrib slender, applanate or slightly raised above, prominent beneath; petiole 7-11 mm long, slender. Panicle to 9 cm long, terminal or axillary, slender, terete, densely evenly shortly buff pubescent; singly branched, branchlets to 1.5 cm long. Flowers secund; buds to 3 by 2 mm, small, ellipsoid. Calyx pubescent on parts exposed in bud; sepals broadly ovate, small, subequal, acute, the inner 2 broader and thinner at the margin than the outer 3. Petals pale lime-yellow, lanceolate, densely pubescent on parts exposed in bud, connate at base, strongly contorted. Stamens 15, in 3 unequal verticils; filaments compressed at base, tapering and filiform below the ellipsoid anther; appendage to connective c. 1.5 times length of anther, slender, pubescent in the distal 1/2, almost reaching to style apex at anthesis. Ovary and stylopodium pyriform, sericeous, crowned with a short columnar glabrous style. Fruit pedicel and calyx shortly sparsely buff pubescent. Pedicel c. 1 mm long, short. 3 longer calyx lobes to 5 by 1.5 cm, broadly spatulate, obtuse, c. 3 mm broad above the to 5 mm broad saccate thickened base; 2 shorter lobes to 4 by 1 cm, otherwise as in longer lobes. Nut to 2.5 by 1.5 cm, obovoid, mucronate, densely shortly evenly buff pubescent.
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Sexuality hermaphrodite
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Environment

Locally common on undulating land and low hills in mixed Dipterocarp forest, to 500 m.
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Cultivation

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Distribution

Shorea cuspidata world distribution map, present in Malaysia

Conservation status

Shorea cuspidata threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:321253-1
WFO ID wfo-0000496848
COL ID 4X4VR
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Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Shorea cuspidata