1. Family: Fabaceae Lindl.
    1. Genus: Rhynchosia Lour.
      1. Rhynchosia orthobotrya Harms

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

    [FTEA]

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

    Habit
    Perennial sticky erect herb or undershrub 0·6–1·35 m. tall, more rarely a twiner 0·9–1·5 m. long.
    Stem
    Stem pubescent and also with longer glandular-based hairs.
    Leaves
    Leaflets 3, oblate or ovate, the laterals oblique, 1·6–8 cm. long, 1·5–7·4 cm. wide, acute or acuminate at the apex, rounded or cordate at the base, pubescent and with scattered longer glandular-based hairs on both surfaces; petiole 1–5·8 cm. long; rhachis 1·1–1·8 cm. long; petiolules 2–3 mm. long; stipules ovate-triangular, 1–1·2 cm. long, 2·5–6 mm. wide, veined, hairy.
    Inflorescences
    Inflorescences fairly dense, axillary and terminal; rhachis 4·5–18 cm. long; peduncle 0·5–7 cm. long; pedicels 1 mm. long; bracts deciduous, ovate-lanceolate, 5–7 mm. long, 1·8–2·5 mm. wide, pubescent.
    Calyx
    Calyx pubescent and glandular; tube 2–3 mm. long; lowest lobe longest and conspicuously wider than the rest, elliptic-lanceolate, 6–11 mm. long, 3–4 mm. wide; lateral lobes lanceolate, 3–6 mm. long, 1–2 mm. wide; 2 upper lobes joined for ± half their length.
    Corolla
    Standard orange-yellow usually veined with purple, obovate, 0·9–1·1 cm. long, 6 mm. wide, pubescent.
    Fruits
    Pods oblong, 2·5–3 cm. long, 8–9 mm. wide, narrowed at the base, aristate, covered with rather, well-spaced long yellow glandular-based hairs and also with short hairs.
    Seeds
    Seeds black, rounded-reniform, longest dimension 4·5 mm., shorter dimension 3·5 mm., 2 mm. thick.
    Figures
    Fig. 109/15, p. 716.
    Habitat
    Grassland, woodland or bushland, often on rocky hill-tops; 990–2100 m.
    Distribution
    K2 K3 K5 T1 T2 U1 U2 U3 U4
    [ILDIS]

    International Legume Database and Information Service

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

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

    Habit
    Erect or suberect perennial
    Inflorescences
    Erect unbranched racemes of pale yellow flowers
    Fruits
    Fruits glandular-pilose.

    Images

    Distribution

    Native to:

    Cameroon, Central African Repu, Chad, Eritrea, Ethiopia, Ghana, Guinea, Kenya, Nigeria, Rwanda, Senegal, Sudan, Tanzania, Togo, Uganda, Zaïre

    Rhynchosia orthobotrya Harms appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    May 22, 1949 Schweinfurth, G. [2779] K000263685 Unknown type material
    May 22, 1949 Rothschild [s.n.], Ethiopia K000263684

    First published in Bot. Jahrb. Syst. 54: 390 (1917)

    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.
    • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.
    • Hedberg, I. & Edwards, S. (eds.) (1989 publ. 1990). Flora of Ethiopia and Eritrea 3: 1-659. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    • 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.
    • 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 (1929)
    • in Engl. Bot. Jahrb. 54 390 (1917)
    Kew Backbone Distributions
    • 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.
    • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.
    • 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.
    • 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: 554 (1958).
    • Hauman in Flore du Congo Belge et du Ruanda-Urundi, 6: 176 (1954).
    • Bak. f., Leguminosae of Tropical Africa: 478 (1929).
    • Harms in A. Engler, Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie 54: 390 (1917).
    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

    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