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  1. Family: Fabaceae Lindl.
    1. Genus: Vigna Savi
      1. Vigna frutescens A.Rich.

        This species is accepted, and its native range is Tropical & S. Africa.

    [FTEA]

    Leguminosae, J. B. Gillett, R. M. Polhill & B. Verdcourt. Flora of Tropical East Africa. 1971

    Habit
    Perennial prostrate or climbing herb, 0·5–1·5 m. long, or erect at first and only 7–20 cm. tall when appearing after burns, sometimes flowering before the leaves appear; rootstock a woody tuber often 5 cm. wide.
    Stem
    Stems densely ferruginous pubescent, usually velvety, less often glabrous.
    Leaves
    Leaflets 3, ovate, oblong-ovate or rhomboid (rarely hastate) in outline, 1·5–7·5(–9·5) cm. long, 1–4·7 cm. wide, entire to deeply 3-lobed, acute to slightly emarginate and mucronulate at the apex, broadly cuneate or rounded at the base, sparsely to densely velvety pubescent with rather short adpressed tubercular-based hairs or rarely glabrescent; petiole 1–5·5 cm. long; rhachis 2–10 mm. long; petiolules 1 mm. long; stipules oblong-lanceolate to lanceolate, 4·5–8 mm. long, slightly prolonged and cordate at the base.
    Inflorescences
    Inflorescences axillary or terminal, subumbellate, several-flowered; peduncle 1·2–19 cm. long; pedicels 2–4 mm. long; bracteoles subpersistent, ovate-oblong, 1·5–2 mm. long.
    Flowers
    Flowers scented.
    Calyx
    Calyx practically glabrous to velvety pubescent; tube 3·5–5 mm. long; lobes triangular, 2–10 mm. long, the upper pair united for ± half their length.
    Corolla
    Standard mauve-lilac or whitish, often greyish outside, usually with a yellow basal area inside surrounded by a darker deep purple zone, oblate, 1·5–2·6 cm. long, 1·5–2·8 cm. wide, emarginate, glabrous or velvety outside; wings pale mauve-lilac with very pale tips; keel very pale lilac, the beak short, slightly incurved.
    Stigma
    Stigma produced as a subulate beak some 2 mm. beyond the stigma.
    Fruits
    Pods held erect, linear-cylindrical, 6–11 cm. long, 4–5 mm. wide, ± pubescent with short adpressed hairs or almost glabrous, 12–16-seeded.
    Seeds
    Seeds red-brown with dense black speckling, oblong-ellipsoid, longest dimension 3–5 mm., shorter dimension 2·5–3 mm., 2–2·8 mm. thick; hilum ± central, small; aril not developed.
    Distribution
    As for subsp. frutescens
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zambezian grassland, Lake Victoria regional transition zone; grasslands, Lake Victoria regional mosaic; bushland and thicket, Lake Victoria regional transition zone; woodland., Somalia-Masai grasslands, Somalia-Masai bushland and thicket, Somalia-
    Habit
    Perennial, Climbing/Not climbing, Herb

    Images

    Distribution

    Native to:

    Angola, Benin, Botswana, Burundi, Cameroon, Cape Provinces, Central African Repu, Ethiopia, Ghana, Kenya, KwaZulu-Natal, Malawi, Mozambique, Namibia, Nigeria, Northern Provinces, Rwanda, Sudan, Swaziland, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

    Accepted Infraspecifics

    Other Data

    Vigna frutescens A.Rich. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1968 Glover, P.E. [1810], Kenya K000058788
    Jan 1, 1968 Glover, P.E. [530], Kenya K000058789
    Jan 1, 1968 Glover, P.E. [251], Kenya K000058790
    South Africa K000117580 Unknown type material
    Burke [s.n.], South Africa K000117582 Unknown type material

    Bibliography

    First published in Tent. Fl. Abyss. 1: 218 (1847)

    Accepted by

    • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
    • Mackinder, B., Pasquet, R., Polhill, R. & Verdcourt, B. (2001). Flora Zambesiaca 3(5): 1-261. Royal Botanic Gardens, Kew.
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    • Brunel, J.F., Hiepo, P. & Scholz, H. (eds.) (1984). Flore Analytique du Togo Phanérogames: 1-751. GTZ, Eschborn.
    • Troupin, G. (ed.) (1983). Flora du Rwanda 2: 1-603. Musee Royal de l'Afrique Centrale.
    • Lewalle, J. (1970). Liste floristique et répartition altitudinale de la flore du Burundi occidental: 1-84. Université officielle de Bujumbura.

    Literature

    Kew Backbone Distributions

    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
    • Mackinder, B., Pasquet, R., Polhill, R. & Verdcourt, B. (2001). Flora Zambesiaca 3(5): 1-261. Royal Botanic Gardens, Kew.
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    • Brunel, J.F., Hiepo, P. & Scholz, H. (eds.) (1984). Flore Analytique du Togo Phanérogames: 1-751. GTZ, Eschborn.
    • Troupin, G. (ed.) (1983). Flora du Rwanda 2: 1-603. Musee Royal de l'Afrique Centrale.
    • Boulvert, Y. (1977). Catalogue de la Flore de Centrafrique 2(1): 1-85. ORSTROM, Bangui.
    • Lewalle, J. (1970). Liste floristique et répartition altitudinale de la flore du Burundi occidental: 1-84. Université officielle de Bujumbura.

    Flora of Tropical East Africa

    • Verdc. in Kew Bulletin 24: 547 (1970).
    • Bak. f., Leguminosae of Tropical Africa: 406 (1929).
    • Bak. in Flora of Tropical Africa 2: 196 (1871).
    • A. Rich., Tent. Fl. Abyss. 1: 218 (1847).

    International Legume Database and Information Service

    • Gillett, J. B. et al. (1971). Papilionoideae. In: Fl. Trop. E. Africa, Milne-Redhead & Polhill

    Sources

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    International Legume Database and Information Service
    International Legume Database and Information Service (ILDIS) V10.39 Nov 2011
    http://creativecommons.org/licenses/by/3.0

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0