Skip to main content
  1. Family: Fabaceae Lindl.
    1. Genus: Vigna Savi
      1. Vigna gracilis (Guill. & Perr.) Hook.f.

        This species is accepted, and its native range is W. Tropical Africa to Uganda.

    [FWTA]

    Papilionaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:2. 1958

    Habit
    A slender extensively twining herb
    Ecology
    Amongst grass
    Flowers
    Pink or bluish flowers turning yellow
    Leaves
    Very variable in foliage.
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Guineo-Congolian grasslands, Sudanian grasslands, Guinea-Congolia/Sudania regional transition zone; grasslands.
    Habit
    Perennial, Climbing, Herb
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Guinea-Congolia/Sudania regional transition zone; forest., Lake Victoria regional mosaic; forest., Guineo-Congolian forest.
    Habit
    Perennial, Climbing, Herb
    [FTEA]

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

    Habit
    Perennial climber, 1·2–2·4 m. long.
    Stem
    Stems covered with long yellow hairs.
    Leaves
    Leaflets 3, ovate, (4–)5–12 cm. long, (2·5–)4–10 cm. wide, acuminate, rounded to cordate at the base, sparsely pubescent on both surfaces, margins ciliate; venation slightly raised; petiole 1·2–11 cm. long; rhachis 0·8–2·4 cm. long; petiolules 2–5 mm. long; stipules ovate-lanceolate, 3–6 mm. long, 2 mm. wide, prolonged below the point of insertion and bilobed at the base.
    Inflorescences
    Inflorescences axillary, shorter than the leaves; rhachis 2–4 cm. long, glandular-nodular; peduncle 1–2 cm. long; pedicels 2–4 mm. long; bracts subpersistent, linear-lanceolate, 3–4 mm. long, also secondary deciduous ovate-lanceolate bracts ±1·5 mm. long; bracteoles ovate-lanceolate ± 1 mm. long.
    Calyx
    Calyx puberulous or glabrous; tube 2–2·5 mm. long; lobes triangular-lanceolate, 1–1·5 mm. long, the upper pair united into an emarginate lip.
    Corolla
    Standard pink or blue-violet, oblate, 8–12 mm. long, 10 mm. wide, emarginate, glabrous; keel-beak obtuse, not incurved.
    Fruits
    Pods linear, curved, (3–)5–7-seeded, 3–5 cm. long, 3 mm. wide, hooked apically, sparsely pubescent, reticulate with raised ribs.
    Seeds
    Seeds pinkish or chestnut-brown with dark mottling, oblong-reniform, longest dimension 3·5–4 mm., shorter dimension 3 mm.; hilum small, white, elliptic, 1·5 mm. long; aril obsolete.
    Habitat
    Evergreen forest; 1170 m.
    Distribution
    U4
    [FWTA]

    Papilionaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:2. 1958

    Habit
    Stems climbing
    Indumentum
    More or less pilose
    Flowers
    Flowers pink or mauve.
    [FTEA]

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

    Habit
    Perennial climbing herb, 0·9–1·5 m. long.
    Stem
    Stems mostly rather slender, glabrescent or with fine adpressed or spreading pubescence.
    Leaves
    Leaflets 3, thin, ovate to ovate-lanceolate, 2·1–8·5 cm. long, 1·5–7·2 cm. wide, rounded (not in the Flora area) to abruptly acuminate at the apex, acute to truncate at the base, glabrous to pubescent on both surfaces; petiole 2–7 cm. long; rhachis 0·4–1·5 cm. long; petiolules 1–4 mm. long; stipules persistent, narrowly triangular, 2–4 mm. long, shortly bilobed at the base.
    Inflorescences
    Inflorescences axillary; rhachis 2–6 cm. long, glandular-nodular; peduncle 4–17 cm. long, pubescent at the apex; pedicels 2–4 mm. long; bracteoles persistent, ovate-lanceolate, 1–1·5(–3·5) mm. long.
    Calyx
    Calyx sparsely adpressed pubescent or glabrous; tube 1·2–2·2(–3·5) mm. long; lobes deltoid, 0·8–1·5(–2) mm. long, the upper pair united to form a low rounded truncate or emarginate lip.
    Corolla
    Standard blue or pink, sometimes greenish outside, often turning yellow, oblate, 0·9–1·6 cm. long, 0·9–1·7 cm. wide, slightly emarginate, glabrous.
    Fruits
    Pods deflexed, 1·8–4 cm. long, 1·8–4 mm. wide, glabrous or sparsely pubescent, 3–8-seeded.
    Seeds
    Seeds black or brown mottled black, obliquely oblong or ovoid, longest dimension 2–3·5 mm., shorter dimension 1·5–2 mm., 1 mm. thick; hilum eccentric or ± central; aril reduced or almost absent, forming a rim around the hilum.
    Habitat
    Forest, often in swampy areas; 1140–1200 m.
    Distribution
    U4 W. Africa from Gambia to Gabon, Congo, Sudan
    [FWTA]

    Papilionaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:2. 1958

    Habit
    A slender twiner
    Flowers
    Pink or bluish purple flowers quickly turning yellow.

    Images

    Distribution

    Native to:

    Benin, Burkina, Cabinda, Cameroon, Central African Repu, Congo, Equatorial Guinea, Gabon, Gambia, Ghana, Guinea, Guinea-Bissau, Gulf of Guinea Is., Ivory Coast, Liberia, Mali, Nigeria, Senegal, Sierra Leone, Sudan, Uganda, Zaïre

    Synonyms

    Other Data

    Vigna gracilis (Guill. & Perr.) Hook.f. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2000 Etuge, M. [3346], Cameroon K000338571
    Apr 1, 1997 Munyenyembe, P. [749], Cameroon K000338572
    Jul 1, 1995 Lightbody, J.S. [FHI 26271], Cameroon K000087359
    Heudelot [589], Senegal K000263399 Unknown type material
    Ujor, E.U. [FHI 29972], Cameroon K000087360
    Dec 1, 2003 Cheek, M. [7695], Cameroon Vigna gracilis var. multiflora K000008369
    Jun 1, 2003 Sanford, W.W. [5440], Cameroon Vigna gracilis var. multiflora K000087358
    Jun 1, 2003 Cable, S. [3045], Cameroon Vigna gracilis var. multiflora K000338569
    Jun 1, 2003 Schoenenberger, J. [61], Cameroon Vigna gracilis var. multiflora K000008358
    Apr 1, 2002 Biye, E. [33], Cameroon Vigna gracilis var. multiflora K000027485
    Apr 1, 2002 Mackinder, B. [136], Cameroon Vigna desmodioides K000027476
    Rogers, W. [1310], Congo Vigna desmodioides K000263427 Unknown type material
    Vogel [s.n.] Vigna multiflora K000263364
    Vigna multiflora K000263363 Unknown type material
    illegible [245] Vigna multiflora K000263362 Unknown type material

    Bibliography

    First published in W.J.Hooker, Niger Fl.: 311 (1849)

    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.
    • Thiombiano, A., Schmidt, M., Dressler, S., Ouédraogo, A., Hahn, K. & Zizka, G. (2012). Catalogue des plantes vasculaires du Burkina Faso Boissiera 65: 1-391.
    • de la Estrella, M., Cabezas, F.J., Aedo, C. & Velayos, M. (2010). The Papilionoideae (Leguminosae) of Equatorial Guinea (Annobón, Bioko and Río Muni) Folia Geobotanica 45: 1-57.
    • Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo) Taxonomania 30: 1-307.
    • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Catarino, L., Martins, E.S., Diniz, M.A. & Pinto-Basto, M.F. (2006). Check-list da flora vascular do parque natural das Lagos de Cufada (Guiné-Bissau) Garcia de Orta, Série de Botânica 17: 97-141.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
    • Aké Assi, L. (2001). Flore de la Côte-d'Ivoire: catalogue systématique, biogéographie et écologie. I Boissiera 57: 1-396.
    • Jones, M. (1991). A checklist of Gambian plants: 1-33. Michael Jones, The Gambia College.
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.
    • Boulvert, Y. (1977). Catalogue de la Flore de Centrafrique 2(1): 1-85. ORSTROM, Bangui.

    Literature

    Flora of West Tropical Africa

    • Wilczek in Fl. Congo Belge 6: 368.
    • Bak. f. Leg. Trop. Afr. 2: 403
    • Chev. Bot. 200
    • —F.T.A. 2: 205

    Kew Backbone Distributions

    • Thiombiano, A., Schmidt, M., Dressler, S., Ouédraogo, A., Hahn, K. & Zizka, G. (2012). Catalogue des plantes vasculaires du Burkina Faso Boissiera 65: 1-391.
    • de la Estrella, M., Cabezas, F.J., Aedo, C. & Velayos, M. (2010). The Papilionoideae (Leguminosae) of Equatorial Guinea (Annobón, Bioko and Río Muni) Folia Geobotanica 45: 1-57.
    • Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo) Taxonomania 30: 1-307.
    • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Catarino, L., Martins, E.S., Diniz, M.A. & Pinto-Basto, M.F. (2006). Check-list da flora vascular do parque natural das Lagos de Cufada (Guiné-Bissau) Garcia de Orta, Série de Botânica 17: 97-141.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
    • Aké Assi, L. (2001). Flore de la Côte-d'Ivoire: catalogue systématique, biogéographie et écologie. I Boissiera 57: 1-396.
    • Jones, M. (1991). A checklist of Gambian plants: 1-33. Michael Jones, The Gambia College.
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.
    • Boulvert, Y. (1977). Catalogue de la Flore de Centrafrique 2(1): 1-85. ORSTROM, Bangui.

    International Legume Database and Information Service

    • Hepper, F. N. (1958). Papilionoideae. In: Flora West Tropical Africa. Keay, R. W. J.

    Sources

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

    Flora of West Tropical Africa
    Flora of West Tropical 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