Cratoxylum sumatranum (Jack) Blume

Species

Angiosperms > Malpighiales > Hypericaceae > Cratoxylum

Characteristics

Tree or shrub, to 35 m tall, deciduous to sub-deciduous, glabrous; bark fissured, peeling in strips, dark brown; young shoots with interpetiolar scar continuous. Leaves sessile or with petiole up to 15 mm, 4-18 by 2-7 cm, elliptic to ovate-oblong, apex rounded to cuspidate, base subcordate or rounded to attenuate, herbaceous to chartaceous, sometimes glaucous beneath. Inflorescence a foliate panicle, often large; pedicels 1½-5 mm. Flowers homostylous. Sepals 3-6½ by 3-4½ mm. Petals dark or brownish red to brick red, pale green at base, 4-9 by 1½-4 mm. Stamen fascicles 2½-7½ mm long, with stamens ± congested, c. 120 per fascicle; anther gland absent. Staminodial fascicles (if well developed) yellow, up to 3 mm long, flattened, oblong to obovate, cucullate. Ovary 1½-3 mm long; styles 1½-3 mm. Capsule 7-10 by 3-5 mm, c. 1-3 times as long as the sepals, cylindric, with columella basal to half as long as capsule. Seeds 3-10 per loculus, 5-7½ by 1½-2 mm, oblanceolate to oblong.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 39.0
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

An emergent tree, often in disturbed open sites in mixed dipterocarp and scrub vegetations at elevations up to 500 metres. Most commonly found on hillsides and ridges with clay to sandy soils, but also on limestone.
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Hardiness (USDA) 9-12

Usage

Uses charcoal fuel material medicinal wood
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
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Images

Cratoxylum sumatranum unspecified picture

Distribution

Cratoxylum sumatranum world distribution map, present in Indonesia and Philippines

Conservation status

Cratoxylum sumatranum threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:433074-1
WFO ID wfo-0000625785
COL ID 6BCJW
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Cratoxylum hornschuchii Cratoxylum sumatranum Elodes sumatrana

Lower taxons

Cratoxylum sumatranum subsp. blancoi Cratoxylum sumatranum subsp. neriifolium Cratoxylum sumatranum subsp. sumatranum