Citrullus ecirrhosus Cogn.

Species

Angiosperms > Cucurbitales > Cucurbitaceae > Citrullus

Characteristics

Monoecious prostrate perennial with woody rootstock. Stems several to many fairly slender to stout, canescent, not much branched, in the young parts puberulous to shortly hispid, later glabrous, usually scabrid, up to at least 2 m long. Leaves rigid and fragile, ovate to broadly suborbicular in outline, with strongly recurved margins, canescent, usually glabrous, rather smooth above, except on the shortly setose-hispid main nerves, at first shortly setose-scabrid, later callous-scabrid and white-punctate mainly near the margins below, 2-6 cm in diam., 3-5-fid nearly to the base; segments strongly lobulate, more or less rounded at the apex, crisped along the margin; petioles fairly stout, greyish, shortly and densely setose, 0.5-2 cm long. Tendrils 0. Male flowers: pedicel finely setose-hispid to glabrous, 0.5-3 cm long; receptacle shortly and rather sparsely setose-hispid, 5-6 mm long; sepals shortly setose, erect, narrowly triangular, 1.5-3.5 mm long; petals yellow, obovate, rather densely and shortly pubescent outside, 7-10 mm long. Female flowers: peduncles rather stout, 1-3 cm long; ovary narrowly ovoid or ellipsoid, shortly and thinly pubescent, 15-25 mm long. Fruit subglobose, green mottled with lighter green turning concolorous, yellow, glabrous, 8-15 cm in diam., with whitish very bitter pulp. Seeds black or brown, ovate in outline compressed, 8 mm long.
More
Monoecious, scabrid-hairy, perennial herb, with woody rootstock and prostrate stems, up to more than 2 m long, without tendrils. Leaves ± cordate, up to 95 mm long, deeply dissected, crinkled. Male and female flowers solitary in leaf axils, 7-10 mm long, yellow. Fruit subglobose, 80-150 mm diam., glabrous, mottled green, maturing yellow. Whole plant very bitter and poisonous, except edible and nutritious seeds.
A pumpkin family herb. It lies along the ground. It has a woody taproot and keeps growing from year to year. New shoots develop after rain. They can be 2 m long. It does not have tendrils. The leaves when crushed have the smell of peanut butter. The flowers are yellow. Both male and female flowers are on the same plant but separate. The fruit are pale green with dark streaks. The fruit are 8-18 cm across.
Life form perennial
Growth form herb
Growth support climber
Foliage retention -
Sexuality monoecy
Pollination -
Spread -
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Mature height (meter) -
Root system tap-root
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Root diameter (meter) -
Flower color
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Fruit color
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

A tropical plant. It grows in desert. It grows in stony and sandy soils. It grows between 150-1,065 m above sea level. It can grow in arid places.
Light -
Soil humidity 1-12
Soil texture 5-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

The fruit are used for juice and also in porridge. The young fruit are boiled and the water changed to remove the bitterness. The fruit are also buried under the fire at night and the liquid drunk when they are dug up next morning. The seeds yield oil. The seeds are also roasted and crushed then eaten.
Uses animal food food gene source material medicinal oil poison vertebrate poison
Edible fruits seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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

Images

Citrullus ecirrhosus unspecified picture

Distribution

Citrullus ecirrhosus world distribution map, present in Namibia and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:291933-1
WFO ID wfo-0000607854
COL ID VMHK
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Citrullus ecirrhosus Colocynthis ecirrhosus