1. Family: Fabaceae Lindl.
    1. Genus: Crotalaria L.
      1. Crotalaria congesta Polhill

        This species is accepted, and its native range is South Sudan to N. Malawi.

    [FZ]

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

    Habit
    Erect annual, 10–50 cm tall, developing long ascending branches from the base; branches strigulose with white hairs usually marked brown at the base.
    Leaves
    Leaves 3-foliolate; leaflets 10–20 × 3–6 mm, oblanceolate to oblong-obovate, strigose-pubescent beneath; petiole 3–10 mm long; stipules 0.
    Flowers
    Flowers 6–20 in terminal sessile heads or crowded above a short racemose part, and with clusters of flowers in the axils below; bracts 1–2 mm long, linear; pedicels 4–8 mm long, with minute bracteoles near the middle.
    Calyx
    Calyx 4–5 mm long, densely strigose-pubescent with generally brown-based hairs; upper lobes attenuate-triangular, (2)3–4 times as long as the tube.
    Corolla
    Standard obovate or oblong-obovate, yellow, usually lined reddish-brown, densely strigose-pubescent outside; wings a little shorter than the keel; keel 7–8 mm long, angular, with a narrow twisted beak, slightly incurved at the tip.
    Fruits
    Pods sessile, 6–8 × 4–5 mm, oblong-ellipsoid to shortly cylindrical, densely strigose-pubescent, 6–10-seeded.
    Seeds
    Seeds 1.8–2 mm long, oblong-cordiform, smooth, with a well developed aril.
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zambezian woodland, Zambezian grassland
    Habit
    Annual, Not climbing, Herb

    Distribution

    Native to:

    Burundi, Malawi, Sudan, Tanzania, Uganda, Zaïre

    Crotalaria congesta Polhill appears in other Kew resources:

    First published in Crotalaria Africa & Madagascar: 315 (1982)

    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.
    • Pope, G.V., Polhill, R.N. & Martins, E.S. (eds.) (2003). Flora Zambesiaca 3(7): 1-274. 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.

    Literature

    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.
    • Pope, G.V., Polhill, R.N. & Martins, E.S. (eds.) (2003). Flora Zambesiaca 3(7): 1-274. Royal Botanic Gardens, Kew.
    International Legume Database and Information Service
    • 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

    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