Kopsia rajangensis D.J.Middleton

Species

Angiosperms > Gentianales > Apocynaceae > Kopsia

Characteristics

Small tree or shrub, to 4.6 m tall. Branchlets glabrous, not or sparsely lenticellate, terete. Leaves: petiole 4-9 mm long, glabrous; blade papery to subcoriaceous, elliptic or oblong, 13.4-32 by 3.8-9.6 cm, 2.6-4.3 times as long as wide, apex caudate, base obtuse to cuneate, glabrous above and beneath, secondary veins 9-25 pairs with 6-25 mm spacing, 40-60° from midrib. Inflorescence dichasial and then with cincinnate branches, 4-15 cm long with axes 1.4-20 cm long and branches 1.4-2.1 mm wide, glabrous to densely puberulent; peduncle 0.2-7.6 cm by 1.7-3.7 mm; pedicels c. 4 mm long; subtending bracts persistent. Sepals ovate, 1.5-1.7 by 1.1-1.4 mm, 1.2-1.4 times as long as wide, apex rounded, ciliate, otherwise glabrous outside and inside. Corolla white; tube 21.5-26.5 by c. 2.3 mm, pubescent around stamens and slightly beneath inside, throat pubescent, glabrous outside, 1.8-2 times as long as lobes, 12.6-16.7 times as long as calyx; lobes 11-15 by 2.7-4.7 mm, 3-4.5 times as long as wide, elliptic or oblong, apex obtuse or acute, not ciliate, glabrous outside and inside. Stamens 17-21 mm from corolla base which is c. 0.8 of corolla tube length in rehydrated flowers; anthers 1.7-2 by 0.6-0.8 mm, 2.5-2.8 times as long as wide, apex 1.1-2 mm from corolla throat; filaments c. 0.7 mm long. Disk c. 0.9 mm high, c. 1 times as long as ovaries, glabrous, awl-shaped, apex acute. Ovaries c. 0.9 mm high, glabrous to densely pubescent; style c. 20 mm long; style head c. 0.8 mm long. Fruit falcate with small blunt projection near the base, 15-16 by 4 by 6.5-7 mm; projection 3-4 mm long.
Life form perennial
Growth form tree
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 4.6
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Rooting depth (meter) -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
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Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
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Distribution

Kopsia rajangensis world distribution map, present in Malaysia

Identifiers

LSID urn:lsid:ipni.org:names:50426008-2
WFO ID wfo-0000453569
COL ID 3RD36
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Kopsia rajangensis