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Cynanchum gerrardii (Harv.) Liede

Species

Angiosperms > Gentianales > Apocynaceae > Cynanchum

Characteristics

Perennial, semi-succulent climber or decumbent, much branched, up to 2 m long; basally woody with yellowish bark; cream-coloured latex. Leaves reduced to scales. Inflorescences cymose to umbelliform, 4-7-flowered, with 2-4 flowers open at same time. Peduncle 1.0-2.5 mm long. Pedicels 3.0-4.5 mm long, glabrous. Buds: aestivation imbricate. Flowers green to white, sweetly scented. Corolla rotate, basally fused, 2-3 x 1.0-1.5 mm. Corona white, cyathiform, as tall as gynostegium, 1.2-1.5 mm tall. Anthers hexagonal. Flowering time May-Sept. Follicles elongate, 85-120 x 6-8 mm, dark brown, shortly beaked apically.
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A twining plant. It can grow 2 m high. It does not have leaves. The stems are smooth and succulent with milky sap. The flowers are in small clusters without stalks at the nodes along the stem. The fruit are slender and pointed.
Succulent climber to 1 m with finely striate stems; sap milky. Leaves opposite, rudimentary, rapidly caducous. Flowers on extra-axillary branches, green, petals reflexed, corona white, shallow, gynostegium sessile.
Perennial twining herb. Leafless or with minute, sessile, ovate, acute, rudimentary leaves. Stem succulent. Flowers green; corona white.
Life form perennial
Growth form herb
Growth support climber
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Close to the sea, or further inland, on rocky outcrops, in sandy or clayey depressions, often in slightly disturbed sites, at elevations up to 1,500 metres.
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It is often on rocky outcrops near the sea. It can grow from sea level to 1,500 m altitude.
Light -
Soil humidity 1-3
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 10-10

Usage

The shoots are eaten.
Uses food gene source medicinal
Edible shoots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Cynanchum gerrardii world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:962431-1
WFO ID wfo-0000633087
COL ID 338QC
BDTFX ID -
INPN ID 807280
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Cynanchum gerrardii Sarcocyphula gerrardii

Lower taxons

Cynanchum gerrardii subsp. bekinolense Cynanchum gerrardii subsp. lenewtonii Cynanchum gerrardii subsp. gerrardii
WorldFloraDB 2024