Rhoicissus rhomboidea Planch.

Species

Angiosperms > Vitales > Vitaceae > Rhoicissus

Characteristics

A vigorous climber. It can sometimes be a small tree which grows 3-6 m high. The stem if much branched. It climbs by means of thick rough tendrils. All young parts are covered with rusty hairs. The leaves have 3 leaflets. The side leaflets are unequal at the sides. The leaves are leathery and glossy and dark green above. Underneath there are often rusty hairs. The edges of the leaves have about 6 large teeth like structures tipped with a sharp point. The leaf stalk is 2.3 cm long. The flowers are small and greenish-yellow. They occur in lax heads in the axils of leaves. They are on stalks about 10 mm long. This stalk has long red hairs. The fruit is like a grape. It is almost round and 10 mm across. They occur in clusters and become dark wine-red. They are edible
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Tall climber. Stems with young parts ferruginous-villous. Leaves petiolate; 3-foliolate; leaflets with petiolules, terminal leaflet rhomboid, up to 70 x 60 mm, base cuneate, apex acuminate, margins dentate in upper half of blade, each dentition with a distinct mucro, ± 1 mm long, lateral leaflets with asymmetrical bases; petioles up to 25 mm long. Flowers in leaf-opposed clusters. Petals green. Flowering time Sept.-Jan. Fruit ± globose, 10 mm in diam., dark red to purple.
Ramulis foliisque novellis fulvo-villosis, adultis fere glabris, foliis petiolatis subtus reticulatis, intermedio rhomboideo, basi cuneato, acuto supra medium paucidentato, dentibus parvis acutis, lateralibus oblique ovatis, acutis et paucidentatis, cymis paucifloris, pedunculis brevibus pilosis, cirrhis simplicibus.
Leaves 3-foliolate; petiole up to 2·3 cm. long; stipules not seen; leaflet-lamina up to 6 × 4 cm., terminal obovate, laterals asymmetric, rhomboid, apex acuminate, margins with c. 6 acuminate dentations, base cuneate; petiolules up to 1–4 cm. long.
Woody climber. Leaves 3-foliolate, leaflet lamina up to 60 x 40 mm, terminal leaflet obovate, lateral leaflets asymmetrically rhomboid, margins with dentations having an apiculus at least 1 mm long. Flowers green.
Inflorescences of moderately dense cymes, branches of inflorescence ± persistently ferruginous-villous; peduncle up to 1 cm. long; pedicels c. 2 mm. long; bracts c. 8 × 6 mm., rotund, ferruginous-villous.
Seeds 1–2, c. 8 × 7 mm., ellipsoid-globose, one side flattened when seeds in pairs; testa pale brown, slightly rugose, not furrowed.
Scrambling vine or tall liane; young parts ferruginous-villous with long weak hairs, soon glabrescent; tendrils glabrescent.
Fruit c. 1 cm. diam., subglobose, glabrous.
Flowers glabrous.
Life form perennial
Growth form vine
Growth support climber
Foliage retention evergreen
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Mature height (meter) 3.0 - 6.0
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Environment

A tropical plant. It occurs at the edges of evergreen forest. It can grow in arid places.
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Hardiness (USDA) 9-12

Usage

The fruit are eaten as dessert fruit. They are also used for jam.
Uses environmental use food gene source material medicinal
Edible fruits
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Cultivation

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Images

Rhoicissus rhomboidea unspecified picture

Distribution

Rhoicissus rhomboidea world distribution map, present in Mozambique, eSwatini, South Africa, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:68446-1
WFO ID wfo-0001145364
COL ID 4SJWT
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Rhoicissus rhomboidea