Maerua racemulosa Gilg & Gilg-ben.

Species

Angiosperms > Brassicales > Capparaceae > Maerua

Characteristics

Shrub or tree, sometimes a scrambler, 1-3 m high, 3-5 cm diam. Bark pale grey, brown or green on younger branches and dark grey on older branches. Leaves alternate, simple (rarely 2-3-foliolate), petiolate; lamina narrowly elliptic, elliptic or obovate, 5-12 cm long, 1.2-4 cm wide, apex acuminate, obtuse, rounded or emarginate, mucronate, base cuneate to broadly cuneate, midrib depressed above with scattered papillae, prominent below and white or cream lateral veins 5-10, fairly prominent below, reticulate, char-taceous, glabrous; petiole 3-5 mm long, often curved or at angle to blade, channelled, verrucose. Inflorescence of axillary 4-8 flowered racemes; pedicels 2-3 cm long, slender. Receptacle shortly cylindric, 1.5-3 mm long, 2-3 mm diam. at mouth, smooth or slightly ribbed; disc entire or sometimes scalloped with the concavities situated at the base of the sepals. Sepals 4, obovate-spathulate, 4-6 mm long, 2-3.5 mm wide, apex acute or obtuse, apiculate, margin irregularly crenulate, occasionally entire. Petals 0. Androphore 1.5-4.5 mm long, exserted up to 2 mm. Stamens 15-30, 1-1.3 cm long; anthers c. 1 mm long. Gynophore 5-1.3 mm long. Ovary broadly ellipsoid-globose, 1 mm long, capitate; ovules 5. Fruits globose, 0.8-1.5 cm diam., smooth to faintly and minutely colliculate. Seeds 3-5, reniform, 3-5 mm long, crustaceous, smooth.
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Tree, shrub or climber, 0.8-6.0 m high; bark pale grey; younger branches brown or green, older branches dark grey. Leaves petiolate, alternate, chartaceous, glabrous, narrowly elliptic, elliptic or obovate. Inflorescence axillary racemes, 4-8-flowered, pedicellate. Receptacle cylindrical, smooth or slightly ribbed, margins entire or scalloped. Sepals 4, obovate-spathulate, margins irregularly crenulate, occasionally entire. Petals absent. Stamens 15-30. Ovary broadly ellipsoid-globose. Flowering time Apr.-Aug. Fruit globose, smooth to colliculate. Seeds 3-5, reniform, crustaceous, smooth.
A climber or scrambling shrub. It grows 1-3 m tall. The twigs are slender and have knobs along them. The leaves are simple but can occasionally have 2 or 3 leaflets. They are oval and 12 cm long by 5 cm wide. They vary in shape. They are often pointed. The midrib and veins are prominent under the leaf. The edges can be wavy and with teeth. The flowers are small and white. The grow in groups in the axils of leaves towards the ends of branches. The fruit is a yellow round berry. It is on a long stalk and can be the size of a cherry. There are 1-3 light coloured seeds inside.
Scrambling shrub or tree to 3 m. Leaves usually simple, elliptic. Flowers in short, axillary racemes, whitish.
Life form perennial
Growth form
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
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Mature width (meter) -
Mature height (meter) 1.0 - 3.0
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Environment

It is a subtropical plant. It grows as an undershrub. It occurs in South Africa from sea level to 900 m altitude. It grows in dry soils. It can grow in arid places.
Light -
Soil humidity -
Soil texture 1-8
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Hardiness (USDA) 9-11

Usage

The root is eaten in times of food scarcity. It is peeled crushed and boiled in water. Milk is added. It is also sometimes used as a substitute for coffee.
Uses coffee substitute food
Edible roots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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Images

Maerua racemulosa unspecified picture

Distribution

Maerua racemulosa world distribution map, present in eSwatini and South Africa

Conservation status

Maerua racemulosa threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:147761-1
WFO ID wfo-0001290479
COL ID 3XFWB
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Niebuhria acutifolia Niebuhria undulata Maerua undulata Capparis undulata Capparis racemulosa Maerua racemulosa Maerua pedunculosa Niebuhria pedunculosa Boscia caffra