Alyxia lackii D.J.Middleton

Species

Angiosperms > Gentianales > Apocynaceae > Alyxia

Characteristics

Erect shrub or climber. Branchlets terete, weakly or strongly angled, sparsely lenticellate or not, glabrous or densely and minutely puberulent. Leaves in whorls of 6; petiole 0.4-0.5 cm long, glabrous or pubescent; blade subcoriaceous to thickly coriaceous, broadly elliptic to obovate, 3-5.3 by 1.6-3 cm, 1.5-2 times as long as wide, apex emarginate to obtuse, base cuneate or decurrent onto petiole, margin strongly inrolled, weakly undulate, glabrous beneath, glabrous or puberulent only on midrib above, not punctate beneath, secondary veins 14-19 pairs, 60-75° from midrib. Inflorescence axillary, a compound pleiochasium with clear internodes, robust, densely puberulent, 2.8-3 cm long; peduncle 0.7-0.8 cm by 2.3 mm; bracts caducous, deltoid, 1.1-1.5 by 1.1-1.5 mm; bracteoles one on pedicel; flowers c. 10; pedicels 4-6 mm long. Sepals ovate, c. 1.2 by 0.9 mm, 1.3 times as long as wide, apex obtuse, ciliate, glabrous or sparsely puberulent. Corolla white; bud head c. 2.6 mm long which is 0.45 of bud length, ellipsoid, apex obtuse; tube cylindrical, c. 4.5 by 1.4 mm, 3.75 times as long as sepals, 1.8 times as long as lobes, glabrous outside, sparsely pubescent around stamens and more densely in a band beneath them inside; lobes elliptic, c. 2.5 by 1.6 mm, 1.6 times as long as wide, apex obtuse, base auriculate, glabrous outside and inside, not ciliate. Stamens inserted at c. 2.7 mm from corolla base which is 0.57 of tube length; filaments c. 0.5 mm long; anther apex c. 0.8 mm from corolla mouth, anthers c. 1 by 0.4 mm. Ovaries c. 0.9 mm high, densely pubescent all over; style c. 1.3 mm long; style head c. 0.4 mm long. Fruit unknown.
Life form perennial
Growth form shrub
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
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Nitrogen fixer -
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Environment

Light -
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Usage

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

Cultivation

Mode -
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Distribution

Alyxia lackii world distribution map, present in Indonesia

Identifiers

LSID urn:lsid:ipni.org:names:1015387-1
WFO ID wfo-0000955010
COL ID CCZT
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Alyxia lackii