Radyera urens (L.F.) Bullock

Karoo pumpkin (en)

Species

Angiosperms > Malvales > Malvaceae > Radyera

Characteristics

Perennial, prostrate herb, 0.15-0.90 m long; densely stellate-tomentose, hairs irritant; disagreeable odour when dry. Leaves ovate or suborbicular, cordate, prominently veined on undersurface, rugose above. Flowers axillary, 2-4-nate. Epicalyx of 12 linear, tomentose bracts connate at base. Calyx campanulate; lobes shorter than tube, accrescent. Petals ± as long as calyx, flame-red to crimson. Staminal tube shorter than petals, truncate at apex, with horseshoe-shaped anthers in upper half. Gynoecium 5-locular, with several ovules per locule; style undivided, terete, capitate, with stigma 5-grooved. Fruit a loculicidally dehiscent capsule. Seeds glabrous.
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Perennial herb; densely stellate-tomentose. Stems procumbent. Leaves with blade broadly ovate to orbicular, 120-140 x 120-140, base deeply cordate, margins toothed, 7-9-nerved. Flowers: in cymes; epicalyx of 12 linear, tomentose segments, connate at base to form a shallow basin; calyx with tube 20 mm long, lobes shorter, accrescent; petals 20-30 mm long, slightly longer than calyx, claret-red. Fruit enclosed by persistent calyx.
Coarse, roughly hairy perennial, with trailing stems up to 1 m long, from a woody rootstock. Leaves long-petiolate, blades suborbicular-cordate, crispulate, paler beneath. Flowers at ground level, axillary, concealed beneath leaves, deeply cup-shaped, reddish orange with a dark centre, epicalyx of 25 mmear lobes. (Oct.-)Dec.-Mar.
Coarse, roughly hairy perennial with trailing stems from a woody rootstock. Leaves long-petiolate, suborbicular-cordate, crispulate, paler beneath. Flowers axillary on the ground, concealed beneath leaves, deeply cup-shaped, reddish orange with a dark centre, epicalyx of 12 linear lobes.
Procumbent herb, densely stellate-tomentose. Leaves orbicular or ovate, deeply cordate, 7-9-nerved. Epicalyx of 25 mmear tomentose lobes connate at base to form shallow basin. Calyx tube 20 mm long, lobes shorter. Flowers claret-red.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light -
Soil humidity 1-3
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Hardiness (USDA) 9-12

Usage

Uses medicinal
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
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Images

Radyera urens unspecified picture

Distribution

Radyera urens world distribution map, present in Botswana, Namibia, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:563307-1
WFO ID wfo-0000733806
COL ID 4R9ZS
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Hibiscus burchellii Radyera urens Hibiscus cucurbitinus Hibiscus urens Allenia urens