Swintonia robinsonii Ridl.

Species

Angiosperms > Sapindales > Anacardiaceae > Swintonia

Characteristics

Tree up to 10½ m high and 26 cm Ø. Bark reddish brown, with shallow big dipples and loose, roundish, thin scales. Leaves coriaceous, elliptic or lanceolate, 10-18½ by 3½-5 cm, glabrous, not papillose on the lower surface; base acute or obtuse (margins separate); apex acute or acuminate; nerves 12-17 pairs; veins reticulate, faint; petiole 1½-3½ cm, semiterete, flat above. Panicles 8-17 cm long, puberulous, glabrescent; terminal parts of branches laxly branched, with spacious inter-nodes, loosely flowered; floral bracts ovate to ovate-oblong, 3-4½ mm long; pedicels obscure or very short, up to c. 1 mm. Flowers white. Calyx divided to c. ⅓ of its length, lobes triangular, c. 1 mm long. Floral axis between calyx and stamens elongated like a gynandrophore, 2-2½ mm long. Petals lanceolate or elliptic, 5-7 by 2-272 mm, truncate or obtuse at the base; sparsely puberulous outside, densely puberulous and papillose inside. Disk lobes alternate with stamens. Stamens 4½ mm; anthers oblong, c. 1 mm long. Ovary subglobose, c. 1½ mm ø; style 1¾-2½ mm; stigma slightly thicker than the style. Abortive pistil 1 mm long. Drupe globose, c. 1½ cm ø; enlarged petals elliptic, small, ¾-1 by 2f5 cm.
Life form perennial
Growth form tree
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Foliage retention deciduous
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Environment

Forest on steep ridge slopes, 1050-1650 m. Fl. March, June, July; fr. June-July.According to WHITMORE (in sched.) frequent on steep ridge slopes on Mt Rabong and dominating a stretch of forest there at c. 1450 m.
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Hardiness (USDA) 10-12

Usage

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Cultivation

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Distribution

Swintonia robinsonii world distribution map, present in Iceland and Malaysia

Conservation status

Swintonia robinsonii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:71537-1
WFO ID wfo-0000435359
COL ID 53K7Z
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Swintonia robinsonii