Elattostachys tetraporandra Radlk.

Species

Angiosperms > Sapindales > Sapindaceae > Elattostachys

Characteristics

Trees, 5-30 m high, dbh 6-18 cm; bark rough or smooth, grey or brown, inner bark pale green or yellow; wood cream, hard. Branches shortly ap-pressed-hairy to glabrous; flowering twigs 2-3(-4) mm in diam. Leaves 2-3(-4)-jugate; petiole 2-5.5 cm long; rachis 3-11 cm long, both flattened above, rounded below or almost terete, shortly appressed-hairy to glabrous; petiolules 2-6 mm long, glabrous. Leaflets elliptic to ovate, slightly asymmetric, 4.5-14 by 2-6.5 cm, index 1.5-3.1, (glossy) green above, usually duller and paler below, (thick) chartaceous, above and below glabrous, midrib below with few scattered hairs; base cuneate to rounded; apex obtuse to rounded, rarely retuse; margin entire; midrib (slightly) prominent above, nerves 9-14 per side, 5-15 mm apart, angle to midrib 45-70°, venation reticulate; domatia if present small, pocket-like. Inflorescences 2.5-9.5 cm long, in fruit 6-11.5 cm long; bracts and bracteoles ovate to deltoid, 0.6-1.4 by 0.7-1 mm, shortly appressed-hairy on both surfaces; pedicels 3.5-7.5 mm long. Flower buds subglobular, 1.6-1.9 by 1.6-1.9 mm. Sepals elliptic to ovate, 2.2-3.7 by 1.4-1.9 mm. Petals creamish, 1.1-2.7 by 1.7-2.1 mm, outside glabrous or with some hairs, margin ciliate, inside glabrous, claw 0.3-1.2 mm long, auricles woolly. Disc 0.7-1.2 mm high. Filaments of stamens 1.1-1.2 mm; anthers 2-2.2 mm, with some hairs; filaments of staminodes 3.4-3.5 mm long, anthers 2 mm long, with few hairs. Style 1.9-3.7 mm long; stigma 1-1.9 mm long. Pistillode c. 2.1 by 1 mm. Fruits pale green or cream when young, reddish when mature, ± globular or obpyramidal, sharply deltoid in cross section, keeled, 12-20 by 12-20 mm, wall 1.9-4 mm thick, outside glabrous to (thinly) shortly appressed-hairy (inside sometimes only thinly hairy). Seeds (narrowly) obovoid, 8-9 by 4-5 mm, sarcotesta rounded, covering 1/5-¼ of the seed.
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Sexuality monoecy
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Mature height (meter) 5.0 - 30.0
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Hardiness (USDA) 9-12

Usage

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Cultivation

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Distribution

Elattostachys tetraporandra world distribution map, present in Sri Lanka and Papua New Guinea

Conservation status

Elattostachys tetraporandra threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:783009-1
WFO ID wfo-0000666282
COL ID 396D4
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Elattostachys tetraporandra