1. Family: Fabaceae Lindl.
    1. Genus: Rhynchosia Lour.
      1. Rhynchosia nyasica Baker

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

    [FWTA]

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

    Habit
    Suberect
    Branches
    Lax viscid-hairy branches
    Flowers
    Flowers yellow with purple streaks.
    [FZ]

    Leguminosae, B. Mackinder, R. Pasquet, R. Polhill and B. Verdcourt. Flora Zambesiaca 3:5. 2001

    Habit
    Perennial somewhat sticky erect, rarely scrambling or prostrate herb or subshrub with several stems, 0.3–1.2 m tall, from a woody rootstock.
    Stem
    Stems pubescent and glandular.
    Leaflets
    Leaflets 3, 1.1–6 × 1.1–5.5 cm, oblate, ovate or rarely reniform, the laterals usually somewhat oblique, rounded to shortly acuminate at the apex, rounded or minutely subcordate at the base, glabrescent to pubescent and glandular on both surfaces; petiole 6–25 mm long; rhachis 4–18 mm long; petiolules 0.8–1.5 mm long; stipules 4 × 1 mm, lanceolate, veined, pubescent.
    Inflorescences
    Inflorecences mostly short, axillary, often subsessile; rhachis 1.5–8 cm long; peduncle 0.3–1.5(5) cm long; pedicels 1.5–3 mm long; bracts deciduous, 3 × 5 mm, linear-lanceolate, pubescent.
    Calyx
    Calyx pubescent and glandular; tube 3 mm long; lobes 2.5–6 mm long, triangular to linear-lanceolate, the lowest the longest, the upper pair joined for half to two-thirds of their length.
    Corolla
    Standard yellow, often with purple veins, 10–13 × 8–9 mm, broadly elliptic-obovate, glabrous or pubescent, particularly towards the apex; wings yellow; keel greenish-yellow.
    Fruits
    Pods 2.5–3.4 × 0.8–1 cm, oblong-falcate, aristate, narrowed at the base, finely pubescent and glandular and with longer hairs as well.
    Seeds
    Seeds deep reddish-brown, 3 × 2.5 × 1 mm, oblong-reniform.
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Sudanian wooded grassland, Sudanian bushland and thicket, Sudanian woodland, Zambezian wooded grassland, Zambezian bushland and thicket, Zambezian woodland
    Habit
    Perennial, Not climbing, Herb/Shrub
    [FTEA]

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

    Habit
    Perennial somewhat sticky erect, rarely prostrate, herb or subshrub with several stems, 0·3–1 m. tall, from a woody rootstock.
    Stem
    Stems pubescent and glandular.
    Leaves
    Leaflets 3, oblate, ovate or rarely reniform, the laterals usually somewhat oblique, 1·1–4·5 cm. long, 1·1–5 cm. wide, rounded to shortly acuminate at the apex, rounded or minutely subcordate at the base, glabres-cent to pubescent and glandular on both surfaces; petiole 0·6–2·5 cm. long; rhachis 0·4–1·8 cm. long; petiolules 0·8–1·5 mm. long; stipules lanceolate, 4 mm. long, 1 mm. wide, veined, pubescent.
    Inflorescences
    Inflorescences mostly short, axillary, often subsessile; rhachis 1·5–8 cm. long; peduncle 0·3–1·5(–5) cm. long; pedicels 1·5–3 mm. long; bracts deciduous, linear-lanceolate, 3 mm. long, 0·5 mm. wide, pubescent.
    Calyx
    Calyx pubescent and glandular; tube 3 mm. long; lobes triangular to linear-lanceolate, 2·5–6 mm. long, the lowest the longest, the upper pair joined for half to two-thirds of their length.
    Corolla
    Standard yellow, often with purple veins, broadly elliptic-obovate, 1–1·3 cm. long, 8–9 mm. wide, glabrous or pubescent, particularly towards the apex; wings yellow; keel greenish-yellow.
    Fruits
    Pods oblong-falcate, 2·5–3·4 cm. long, 0·8–1 cm. wide, aristate, narrowed at the base, finely pubescent and glandular and often with longer hairs as well.
    Seeds
    Seeds deep reddish-brown, oblong-reniform, longest dimension 3 mm., shorter dimension 2·5 mm., 1 mm. thick.

    Images

    Distribution

    Native to:

    Angola, Benin, Burkina, Cameroon, Central African Repu, Chad, Ethiopia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Kenya, Malawi, Mali, Mozambique, Nigeria, Rwanda, Sierra Leone, Sudan, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

    Rhynchosia nyasica Baker appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Mar 31, 1999 Whyte, A. [484], Malawi K000263753 Unknown type material
    Bidgood, S. [6104], Tanzania K000468321
    Whyte, A. [483], Malawi K000263752 Unknown type material
    unknown (see general notes) [79] K000263683 Unknown type material
    May 1, 1963 Gossweiler, J. [9301], Angola Rhynchosia imbricata K001307101

    First published in Bull. Misc. Inform. Kew 1897: 263 (1897)

    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.
    • 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.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Catarino, L., Sampaio Martins, E., Pinto-Basto, M.F. & Diniz, M.A. (2006). Plantas Vasculares e Briófitos da Guiné-Bissau: 1-298. Instituto de investigação científica tropical, Instituto Português de apoio ao desenvolvimento.
    • Aké Assi, L. (2001). Flore de la Côte-d'Ivoire: catalogue systématique, biogéographie et écologie. I Boissiera 57: 1-396.
    • 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.
    • 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.
    • 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.
    • Lebrun, J.-P., Audru, J., Gaston, A. & Mosnier, M. (1972). Catalogue des Plantes Vasculaires du Tchad Méridional: 1-289. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.

    Literature

    Flora of West Tropical Africa
    • Bak. f. Leg. Trop. Afr. 2: 478.
    • in Kew Bull 1897: 263
    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.
    • 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.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Catarino, L., Sampaio Martins, E., Pinto-Basto, M.F. & Diniz, M.A. (2006). Plantas Vasculares e Briófitos da Guiné-Bissau: 1-298. Instituto de investigação científica tropical, Instituto Português de apoio ao desenvolvimento.
    • Aké Assi, L. (2001). Flore de la Côte-d'Ivoire: catalogue systématique, biogéographie et écologie. I Boissiera 57: 1-396.
    • 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.
    • 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.
    • 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.
    • Lebrun, J.-P., Audru, J., Gaston, A. & Mosnier, M. (1972). Catalogue des Plantes Vasculaires du Tchad Méridional: 1-289. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    Flora of Tropical East Africa
    • Meikle in Flora of West Tropical Africa, ed. 2, 1: 555 (1958).
    • Hauman in Flore du Congo Belge et du Ruanda-Urundi, 6: 175 (1954).
    • Bak. f., Leguminosae of Tropical Africa: 478 (1929).
    • Bak. in Bulletin of Miscellaneous Information, Kew 1897: 263 (1897).
    International Legume Database and Information Service
    • Gillett, J. B. et al. (1971). Papilionoideae. In: Fl. Trop. E. Africa, Milne-Redhead & Polhill

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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 2019. 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 2019. 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