Gonioma kamassi E.Mey.

Species

Angiosperms > Gentianales > Apocynaceae > Gonioma

Characteristics

Shrub or small tree up to 6 m (rarely 10 m) in height, with all parts glabrous; sap watery. Leaves opposite or 3-4-nate, thinly coriaceous, subsessile to shortly petiolate, glossy dark green above, paler below, oblong to oblanceolate, acute to obtuse, narrowly cuneate at the base, 4-10 cm long and 1-2.8 cm broad, lateral nerves usually obscure, margin revolute; petiole 2-5 mm long. Stipules 0. Inflorescence terminal, corymbose, compact, 2.5-4.5 cm long and 2.5-4 cm broad. Flowers small, white to yellowish-white, sweetly scented; pedicels 0.5-2 mm long. Calyx small, cup-shaped, eglandular within; sepals 5, free, ovate, obtuse to rounded, 1.5-2 mm long. Corolla salver-shaped, tube cylindrical, 6-7 mm long, scarcely widened above the middle, somewhat constricted, without appendages, pubescent within; lobes ovate to orbicular, 2 mm long, auricled at the base; nectary not present. Stamens inserted about the middle of the corolla tube; anthers lanceolate, 1.5 mm long, apiculate, obtusely 2-lobed at the base; filaments filiform, 0.5 mm long. Disc 0. Ovary of 2 free carpels, glabrous, 2-2.5 mm long; stigma thickened, 1 mm long, with an apiculate, bilobed apex; ovules 30-41 cm each cell, pluriseriate. Fruit of 2 widely divergent mericarps; mericarps follicular, coriaceous, oblong in outline, 2.5-4 cm long and 1-1.4 cm broad, subterete, straight or slightly curved, longitudinally ribbed, drying light brown, abruptly apiculate, dehiscing along the upper face. Seeds numerous, flat, imbricate, broad cuneate to rectangular, winged on one or both sides, 8-15 mm long including the wings, 5-6 mm wide, embryo straight, visible through the subtranslucent cartilaginous, endosperm; cotyledons flat, thin, broadly elliptical, slightly longer than the radicle.
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Shrub or small tree, 0.3-6.0(-10.0) m high; with watery sap. Stems slender with leafy crown. Leaves 3(4)-whorled, sometimes opposite, oblong to oblanceolate, 40-100 x 1028 mm; petioles 2-5 mm long. Inflorescences compact and terminal, sparsely flowered. Flowers tubular, white to yellowish. Corolla: tube 6-7 mm long, hairy inside throat; lobe 2.0-3.5 mm long, auriculate at base. Gynoecium apocarpous and bicarpellate. Flowering all year, mostly Oct.(-Apr.). Follicles paired, at right angles to each other, oblong, often curved, 25-40 x 10-15 mm, surface longitudinally grooved. Seeds many, papery and winged.
A shrub or small tree. It grows 6 m tall. The leaves are shiny and broadly sword shape. The flowers are in compact groups are the ends of the branches. They are small and white or cream.
Shrub or tree to 6 m; sap clear. Leaves oblanceolate, glossy. Flowers in compact, terminal cymes, small, white or cream-coloured, fragrant.
Life form perennial
Growth form
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 6.0
Root system -
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Root diameter (meter) -
Flower color
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Fruit color
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Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a temperate plant.
Light -
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Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses food material medicinal
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
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Optimum temperature (C°) -
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Vigor -
Productivity -

Images

Gonioma kamassi unspecified picture

Distribution

Gonioma kamassi world distribution map, present in eSwatini and South Africa

Conservation status

Gonioma kamassi threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:79133-1
WFO ID wfo-0000974475
COL ID 3GWVW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gonioma kamassi Tabernaemontana kamassi Tabernaemontana camassi Gonioma kamassi var. brachycarpa