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

        This species is accepted, and its native range is SW. Tanzania to Zambia.

    [FZ]

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

    Habit
    Erect laxly branched graceful annual up to 55 cm tall; stem slender, sparsely appressed pubescent.
    Leaves
    Leaves subsessile, simple; blades up to 15–30 × 1.5–5 mm, linear-oblanceolate to oblong-oblanceolate, thinly appressed pubescent beneath; stipules c. 1–1.5 mm long, setaceous.
    Inflorescences
    Racemes numerous, laxly 3–12-flowered; rhachis filiform; bracts 0.5–1 mm long, setaceous, bracteoles at top of the pedicel, very small.
    Calyx
    Calyx 2–3 mm long, thinly pubescent or practically glabrous on the tube; lobes subulate or acuminately triangular, a little longer than the tube.
    Corolla
    Standard elliptic-oblong, yellow, finely veined brown, glabrous outside; wings distinctly shorter than the keel; keel 6–8 mm long, bent at right angles in the lower third, with a long narrow almost straight to slightly recurved beak.
    Fruits
    Pod subsessile, 5–8 × 2–2.5 mm, shortly cylindrical, thinly appressed pubescent, c. 8–12-seeded.
    Seeds
    Seeds c. 1.5 mm long, cordiform, slightly rugulose, brown.
    [FTEA]

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

    Habit
    Erect laxly branched graceful annual, up to 5–5 dm. tall.
    Stem
    Stem slender, sparsely appressed pubescent.
    Leaves
    Leaves subsessile, simple; blade linear-oblanceolate to oblanceolate-oblong, up to 15–28 mm. long, 1·5–5 mm. wide, glabrous above, thinly appressed pubescent beneath; petiole up to1 mm. long.
    Stipules
    Stipules filiform, ± 1–1·5 mm. long.
    Inflorescences
    Racemes numerous on the main and many short lateral branches, lax, up to 3–10 cm. long, with ± 3–12 flowers on the filiform rhachis; bracts subulate, 0·5–1 mm. long; bracteoles inserted at the top of the pedicel, very small.
    Calyx
    Calyx up to 2·5–3 mm. long, thinly pubescent or practically glabrous on the tube; lobes subulate or acuminately triangular, a little longer than the tube.
    Corolla
    Standard elliptic-oblong, yellow, finely veined brown, glabrous outside; wings distinctly shorter than the keel; keel bent at right-angles in the lower third, with a long narrow almost straight or slight recurved untwisted beak, 6–8 mm. long.
    Fruits
    Pod subsessile, shortly cylindrical, 5–8 mm. long, 2–2·5 mm. across, thinly appressed pubescent, ± 8–12-seeded.
    Seeds
    Seeds cordiform, ± 1·5 mm. long, rugulose, brown.
    Habitat
    Brachystegia woodland on sandy soils; 1150–1500 m.
    Distribution
    T4
    [ILDIS]

    International Legume Database and Information Service

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

    Images

    Distribution

    Native to:

    Tanzania, Zambia, Zaïre

    Crotalaria decora Polhill appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Mar 1, 1965 Richards, H.M. [9088], Zambia K000227365
    Mar 1, 1965 Richards, H.M. [9088], Zambia K000227366 holotype

    First published in Kew Bull. 22: 296 (1968)

    Accepted by

    • 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
    • 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
    • Polhill in Kew Bulletin 22: 296, fig. 28 (1968).
    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

    Flora of Tropical East Africa
    Flora of Tropical East 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