Vangueria cyanescens Robyns

Species

Angiosperms > Gentianales > Rubiaceae > Vangueria

Characteristics

Leaves 6.2–11(15.5) × 2.2–4.5 cm, narrowly to broadly elliptic, acute to shortly acuminate at the apex, cuneate or less often rounded at the base, entirely glabrous or sometimes with a few scattered hairs; lateral nerves in 5–6 main pairs; tertiary nerves moderately finely reticulate, often drying blue-black; petiole 2–5 mm long, often drying blackish; stipules on young stems with base c. 2 mm long and appendage c. 5 mm long; older stipules congested with dingy-coloured hairs inside.
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A shrub or small tree. It has many stems and grows 4 m high. The bark is smooth and grey. The leaves are broadly sword shaped. They are 18 cm long by 7 cm wide. They are arranged opposite one another. There are many flowers on branched stalks. The flowers are greenish tubes. The fruit are round and about 3 cm across. They have a ring at the top. They are green but turn yellow-brown when ripe. There are about 5 seeds. The fruit are edible.
Inflorescences often appear before the leaves are fully expanded, sparsely pubescent to pubescent, 5–13-flowered; main peduncle up to 2.5 mm long; pedicels about 2 mm long, save those of central flower of inflorescence which may be longer.
Shrub or small tree, 0.8–5 m tall, often multi-stemmed and sometimes with a spreading crown; stems slender, glabrous, with wine-red bark, smooth when young but soon becoming powdery.
Corolla obtuse to slightly acuminate in bud; greenish-cream, glabrous; tube c. 4 mm long; lobes 2.5–3.5 mm long, acuminate.
Calyx tube c. 1 mm long, pubescent or glabrous; lobes 1.2–1.8 mm long, narrowly oblong, usually glabrous.
Fruits green to brownish, 1.8–2 cm diameter, subglobose; pyrenes 4–5, each c. 20 mm long.
Pollen presenter yellow, 1.2 mm long, cylindrical.
Style 5–6 mm long.
Life form perennial
Growth form
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
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Mature height (meter) 2.4 - 4.5
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Environment

It is a tropical plant. It grows in areas of mountainous savannah. It grows in hot arid places with a marked dry season of up to 6-11 months. It can grow in the desert. It grows between 930-1,110 m above sea level. It can grow in arid places.
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Hardiness (USDA) 9-12

Usage

The fruit are eaten raw.
Uses animal food food material medicinal
Edible fruits
Therapeutic use -
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Animal toxicity -

Cultivation

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Images

Vangueria cyanescens unspecified picture

Distribution

Vangueria cyanescens world distribution map, present in Angola, Botswana, Cabo Verde, Namibia, and Zambia

Conservation status

Vangueria cyanescens threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:769721-1
WFO ID wfo-0000331212
COL ID 7FF7Z
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Vangueria cyanescens