1. Family: Fabaceae Lindl.
    1. Genus: Crotalaria L.
      1. Crotalaria ononoides Benth.

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

    [FWTA]

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

    Habit
    Herb, woody at base, 1–4 ft. high, suberect, the lower branches often procumbent
    Indumentum
    Brownish-pilose
    Flowers
    Flowers yellow turning orange in heads at the ends of the branches.
    [FZ]

    Leguminosae, various authors. Flora Zambesiaca 3:7. 2003

    Habit
    Much branched spreading annual, procumbent or ascending, sometimes up to 0.5–1 m tall; branches pilose with subappressed or spreading hairs.
    Leaves
    Leaves shortly petiolate, 3-foliolate; leaflets mostly 2.5–5(6) × 0.8–1.8(2.4) cm, lanceolate to elliptic or obovate, the upper ones often longer and proportionally narrower, glabrous to sparsely pilose above, subappressed pilose beneath; stipules simple or 2–3(5)-fid, up to 5–13 mm long, with both the simple stipules and segments linear-subulate.
    Flowers
    Flowers numerous in sessile heads; bracts basally fused to the pedicel, spreading from just below the calyx, 3-fid with linear segments up to 10–13 mm long; bracteoles basally fused to the calyx tube, the free part directed forwards, 8–12 mm long, linear.
    Calyx
    Calyx 7–10(12) mm long, deeply divided, slightly 2-lipped, pilose; lobes subulate, caudate, 4–5 times as long as the tube.
    Corolla
    Standard elliptic-obovate to subcircular, yellow, finely veined or reddish flushed with age, glabrous except along the midvein outside; wings ± as long as the keel; keel 7–9 mm long, subangular, narrowly beaked.
    Fruits
    Pod sessile, 8–12 mm long, ellipsoid, glabrous except for a few hairs at the apex, 8–14-seeded.
    Seeds
    Seeds 1.5–2 mm long, oblique-cordiform, smooth, pale orange-brown.
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zanzibar-Inhambane regional transition zone; grassland., Zambezian grassland, Guinea-Congolia/Sudania regional transition zone; grasslands., Guineo-Congolian grasslands, Sudanian grasslands, Guinea-Congolia/Zambezia regional transition zone; grass
    Habit
    Annual, Not climbing, Herb
    Vernacular
    Vangairidrano
    [FTEA]

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

    Habit
    Much-branched spreading annual, procumbent or ascending, sometimes up to 5–10 dm. tall.
    Stem
    Stem pilose with subappressed or spreading hairs.
    Leaves
    Leaves shortly petiolate, 3-foliolate; leaflets lanceolate to elliptic or obovate, up to 30–50(–60) mm. long, 8–18(–24) mm. wide, with the upper ones longer and proportionally narrower, glabrous to sparsely pilose above, subappressed pilose beneath; petiole ± 4–9 mm. long.
    Stipules
    Stipules simple or 2–3(–5)-fid, with both the simple stipules and the segments linear-subulate, up to 5–13 mm. long.
    Flowers
    Flowers numerous in sessile heads up to 3 cm. long; bracts fused to the pedicel, spreading from just below the calyx, 3-fid, with linear segments up to 10–13 mm. long; bracteoles basally fused to the calyx-tube, the free part linear, ± 8–12 mm. long.
    Calyx
    Calyx as long as the corolla, 7–10(–12) mm. long, pilose; lobes subulate, 4–5 times as long as the tube.
    Corolla
    Standard elliptic-obovate to suborbicular, yellow, veined or with age turning reddish, glabrous except along the midvein outside; wings ± as long as the keel; keel sub-angular, narrowly beaked, 7–9 mm. long.
    Fruits
    Pod sessile, ellipsoid, up to 9–12 mm. long, glabrous except for a few hairs at the apex, ± 8–14-seeded.
    Seeds
    Seeds oblique-cordiform, ± 1·5–2 mm. long, smooth, pale orange-brown.

    Images

    Distribution

    Native to:

    Angola, Benin, Burkina, Burundi, Cameroon, Central African Repu, Chad, Congo, Ethiopia, Gabon, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Kenya, Liberia, Madagascar, Mali, Nigeria, Rwanda, Senegal, Sierra Leone, Sudan, Tanzania, Togo, Uganda, Zambia, Zaïre

    Crotalaria ononoides Benth. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2004 Onana, J.-M. [1907 a], Cameroon K000746603
    Jul 1, 1998 Cheek, M. [8725], Cameroon K000338551
    Jan 1, 1958 Batista Borges, José [81], Angola K001294183
    Don, G. [s.n.], Sierra Leone K000412851

    First published in London J. Bot. 2: 572 (1843)

    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.
    • Walters, G., Dauby, G., Stévart, T., Dessein, S., Niangadouma, R. & Lachenaud, O. (2011). Novitates Gabonenses 80. Additions and corrections to the flora of Gabon Edinburgh Journal of Botany 68: 423-442.
    • Fischer, E., Rembold, K., Althof, A. & Obholzer, J. (2010). Annotated checklist of the vascular plants of Kakamega forest, Western province, Kenya Journal of East African Natural History 99: 129-226.
    • 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.
    • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
    • Pope, G.V., Polhill, R.N. & Martins, E.S. (eds.) (2003). Flora Zambesiaca 3(7): 1-274. Royal Botanic Gardens, Kew.
    • Du Puy, D.J., Labat, N.-N., Rabevohitra, R., Villiers, J.-F., Bosser, J. & Moat, J. (2002). The Leguminosae of Madagascar: 1-737. Royal Botanic Gardens, Kew.
    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.
    • 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.

    Literature

    Flora of West Tropical Africa
    • Bak. f. in J. Linn. Soc. 42: 307.
    • —F.T.A. 2: 22
    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.
    • Fischer, E., Rembold, K., Althof, A. & Obholzer, J. (2010). Annotated checklist of the vascular plants of Kakamega forest, Western province, Kenya Journal of East African Natural History 99: 129-226.
    • Pope, G.V., Polhill, R.N. & Martins, E.S. (eds.) (2003). Flora Zambesiaca 3(7): 1-274. Royal Botanic Gardens, Kew.
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    Flora of Tropical East Africa
    • Torre in Consp. Fl. Angol. 3: 49 (1962).
    • Hepper in Flora of West Tropical Africa, ed. 2, 1: 549 (1958).
    • Wilczek in Flore du Congo Belge et du Ruanda-Urundi, 4: 136 (1953).
    • F. W. Andr., The Flowering Plants of the Anglo-Egyptian Sudan 2: 185 (1952).
    • Robyns, Flore des Spermatophytes du Parc National Albert 1: 272 (1948).
    • Verdoorn in Bothalia 2: 384 (1928).
    • Bak. f. in Journal of the Linnean Society of London, Botany 42: 307 (1914).
    • Taub. in Die Pflanzenwelt Ost-Afrikas und der Nachbargebiete, Theile C: 205 (1895).
    • Bak. in Flora of Tropical Africa 2: 22 (1871).
    • Benth. in Hook., Lond. Journ. Bot. 2: 572 (1843).
    International Legume Database and Information Service
    • Du Puy, D. J. et al. (2002). The Leguminosae of Madagascar. RBG Kew.
    • Polhill, R. M. (1982). A. A. Balkema, Rotterdam 389pp Crotalaria in Africa & Madagasca

    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