Sphenostylis marginata E.Mey.

Species

Angiosperms > Fabales > Fabaceae > Sphenostylis

Characteristics

Perennial climbing, prostrate or erect subshrub or herb, 0·15–6 m. long or tall from a woody rootstock.. Stems glabrous or puberulous or pubescent when young, often flowering when entirely leafless.. Leaflets ovate, elliptic, oblong or ovate-lanceolate, 2·5–12 cm. long, 0·7–5·2 cm. wide, obtusely acuminate, rounded or even emarginate at the apex, rounded to cuneate at the base, entirely glabrous or sparsely pubescent; petiole 1·5–12 cm. long; rhachis 0·6–4 cm. long; petiolules 1–4 mm. long; stipules oblong-lanceolate or ovate, 2–6 mm. long.. Inflorescences few-flowered, dense, subcapitate; rhachis 2–3 cm. long; peduncle 5·5–30 cm. long; pedicels 3–12 mm. long; bracts deciduous, oblong-lanceolate, 1·5–3 mm. long; bracteoles deciduous or subpersistent, oblong-ovate, 2–3 mm. long, 1·5–2 mm. wide.. Calyx glabrous; tube 3–5 mm. long; lobes short and rounded, 1·5–3 mm. long, ciliolate, the upper pair forming an emarginate or bidentate lip.. Standard yellow inside, flushed brownish, greenish or maroon outside, obovate or almost round, 1·5–2·3 cm. long, 1·5–2·1 cm. wide, emarginate; wings yellow; keel pale yellow.. Pods 7–12 cm. long, 5–8 mm. wide, margined, glabrous or with minute dot-like scales.. Seeds brown, oblong-ovoid or discoid, longest dimension 5–7 mm., shorter dimension 4·5–6 mm., 2·5–3·5 mm. thick, covered with a scurfy scaly indumentum, keeled around the longest circumference.
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Trailing or semiscandent suffrutescent herb, 0.6-1.5 m long or tall from a woody rootstock; stems ± glabrous or young parts densely pubescent. Leaflets 4-9.5 x 1.3-3.3 cm, elliptic to oblong-elliptic, widest near the middle (not at all ovate), rounded or subacute to slightly emarginate at the apex, shortly mucronate, cuneate at the base, appressed pubescent beneath when young, eventually glabrescent or entirely glabrous; petiole 2.3-4.9 cm long; rhachis 0.9-2.5 cm long; stipules 2.1-6.3 x 2.5 mm, oblong-ovate, slightly falcate when young, ribbed, ± glabrous; stipels 1.5-4 x 1 mm, oblong-lanceolate. Inflorescences axillary; peduncle 16-32 cm long; rhachis 1.5-5 cm long, usually short and few-flowered; pedicels 2.2-12 mm long, reddish; bracts 1.5 mm long, narrow, falling very early. Calyx tube 2.2-4.1 mm long; lobes 0.5-2.3 mm long, very rounded, with pale margins, ciliate. Corolla pink, pale pinkish, mauve or purple. Standard 0.5-1.9 x 0.6-2(2.3) cm, round or oblate, bilobed at the apex. Pods 10 x 0.5-0.7 cm, narrowed to both ends, at least 8-seeded. Seeds not seen.
Prostrate suffrutex with twining stems up to 1.5 m long, arising from a woody rootstock. Leaflets ovate, elliptic or oblong, 45-110(-125) x 20-40(-45) mm; petiole (15-)50-70 mm long; stipules oblong-lanceolate or ovate, 3-7 x 2-4 mm. Inflorescence pseudo-umbellate, axillary raceme, long-stalked; peduncles 220-300 mm long, few-flowered; flowers mauve, 14-16 mm long; bracts oblong-lanceolate, ± 1.5 mm long, caducous, bracteoles ovate-lanceolate, 2-3 x 1.5-2.0 mm, persistent. Calyx pubescent, lobes rounded, with equal lips, upper and lower lips 5-6 mm long, lobes of upper lip joined for almost their entire length. Corolla pinkish red; standard broadly obovate, 13-17 x 14-23 mm, glabrous; wings obovate, deep purplish pink 10-17 x 4-6 mm, without surface sculpturing, apex rounded; keel ± equal to wings, 12-18 x 4-6 mm, paler or white, apex rounded, pocket absent. Ovary 10-15 mm long, linear-oblong. Fruit linear, 95-120 x 4-8 mm, glabrescent, 5-8-seeded. Seeds reniform, ± 5.0 x ± 3.5 mm, brown or reddish brown speckled black.
Leaflets 4–9.5 × 1.3–3.3 cm, elliptic to oblong-elliptic, widest near the middle (not at all ovate), rounded or subacute to slightly emarginate at the apex, shortly mucronate, cuneate at the base, appressed pubescent beneath when young, eventually glabrescent or entirely glabrous; petiole 2.3–4.9 cm long; rhachis 0.9–2.5 cm long; stipules 2.1–6.3 × 2.5 mm, oblong-ovate, slightly falcate when young, ribbed, ± glabrous; stipels 1.5–4 × 1 mm, oblong-lanceolate.
A trailing herb. It can grow 1.5 m long or tall. It has a woody rootstock. Young parts are hairy. The leaves have leaflets 4-9.5 cm long by 1.3-3.3 cm wide. The flowers are in the axils of leaves. The pods are 10 cm long by 0.6 cm wide. They narrow at each end. There are about 8 seeds.
Inflorescences axillary; peduncle 16–32 cm long; rhachis 1.5–5 cm long, usually short and few-flowered; pedicels 2.2–12 mm long, reddish; bracts 1.5 mm long, narrow, falling very early.
Trailing or semiscandent suffrutescent herb, 0.6–1.5 m long or tall from a woody rootstock; stems ± glabrous or young parts densely pubescent.
Calyx tube 2.2–4.1 mm long; lobes 0.5–2.3 mm long, very rounded, with pale margins, ciliate.
Standard 0.5–1.9 × 0.6–2(2.3) cm, round or oblate, bilobed at the apex.
Pods 10 × 0.5–0.7 cm, narrowed to both ends, at least 8-seeded.
Corolla pink, pale pinkish, mauve or purple.
Seeds not seen.
Life form perennial
Growth form herb
Growth support climber
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
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Root system -
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Flower color
Blooming months -
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Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

It is a subtropical plant.
Light -
Soil humidity 4-6
Soil texture 5-7
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses food food additive gene source material medicinal
Edible leaves
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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Productivity -

Distribution

Sphenostylis marginata world distribution map, present in Angola, Mozambique, Malawi, Thailand, South Africa, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:519230-1
WFO ID wfo-0000183893
COL ID 4YY3W
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Vigna marginata Sphenostylis marginata subsp. marginata Sphenostylis marginata

Lower taxons

Sphenostylis marginata subsp. obtusifolia Sphenostylis marginata subsp. erecta