1. Family: Fabaceae Lindl.
    1. Genus: Crotalaria L.
      1. Crotalaria shirensis (Baker f.) Milne-Redh.

        This species is accepted, and its native range is Cameroon to South Sudan and S. Tropical Africa.

    [FTEA]

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

    Habit
    Small erect annual, exceptionally up to 4 dm. tall, sometimes much branched.
    Stem
    Stem very slender, with small scattered appressed or spreading hairs.
    Leaves
    Leaves subsessile, simple; blades mostly narrowly oblong to narrowly elliptic (sometimes linear outside the Flora area), up to 35–60 mm. long and 2–5 mm. wide, but the basal ones often broader, elliptic to ovate, glabrous above, sparsely puberulous beneath; petiole up to 1 mm. long.
    Stipules
    Stipules filiform, up to 1–3 mm. long.
    Inflorescences
    Racemes slenderly pedunculate, lax, up to 3–6(–9) cm. long, mostly 1–3-flowered; bracts filiform, up to 1 mm. long; bracteoles inserted at the top of the pedicel, similar to the bract.
    Calyx
    Calyx 2·5–4 mm. long, thinly puberulous; lobes acuminately triangular, a little longer than the tube.
    Corolla
    Standard elliptic, pale yellow, with a darker red-fringed mark at the base inside, reddish veined and glabrous outside; wings shorter than the keel; keel bent at right-angles in the lower third, with a long narrow distinctly recurved untwisted beak, 5–6 mm. long.
    Fruits
    Pod sessile, narrowly cylindrical, up to 10–13 mm. long, 2–3 mm. across, shortly and rather sparsely pubescent, ± 15–20-seeded.
    Seeds
    Seeds cordiform, ± 1 mm. long, smooth, reddish-brown.
    Figures
    Fig. 130/1–11.
    Habitat
    Brachystegia woodland, upland grassland and as a weed of cultivations and roadsides where competition is low, on sandy and clay soils; 900–1850 m.
    Distribution
    K3 T4 T5 T6 T7 T8
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Sudanian woodland, Sudanian grasslands, Zambezian woodland, Zambezian grassland
    Habit
    Annual, Not climbing, Herb
    [FZ]

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

    Habit
    Small erect annual, 5–25(40) cm tall, sometimes much branched; stem very slender, with small scattered appressed or spreading hairs.
    Leaves
    Leaves subsessile, simple; blades c. 2–6(8) × 0.2–0.5 cm, mostly linear-oblong to narrowly elliptic, but the basal ones often broader, elliptic to ovate, sparsely puberulous beneath; stipules up to 1–3 mm long, setaceous.
    Inflorescences
    Racemes slenderly pedunculate, lax, mostly 1–3-flowered; bracts up to 1 mm long, setaceous; bracteoles at the top of the pedicel, similar.
    Calyx
    Calyx 2.5–4 mm long, puberulous; lobes acuminately triangular, a little longer than the tube.
    Corolla
    Standard elliptic, pale yellow, with a darker red-fringed mark at the base inside, reddish veined and glabrous outside; wings brighter yellow, shorter than the keel; keel 4–6 mm long, bent at right angles in the lower third, with long narrow forwardly projecting beak.
    Fruits
    Pod 8–13 × 2–3 mm, sessile, narrowly cylindrical, rather sparsely pubescent, c. 15–20-seeded.
    Seeds
    Seeds c. 1 mm long, cordiform, smooth to slightly rugulose, reddish-brown.

    Images

    Distribution

    Native to:

    Angola, Burundi, Cameroon, Central African Repu, Kenya, Malawi, Mozambique, Sudan, Tanzania, Zambia, Zaïre, Zimbabwe

    Crotalaria shirensis (Baker f.) Milne-Redh. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Oct 16, 1957 Buchanan, J. [57], Malawi K000227369 Unknown type material

    First published in Kew Bull. 15: 159 (1961)

    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.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • 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.
    Flora of Tropical East Africa
    • Torre in Consp. Fl. Angol. 3: 26 (1962).
    • Milne-Redh. in Kew Bulletin 15: 159 (1961).
    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