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

        This species is accepted, and its native range is SE. Tanzania to N. Mozambique.

    [FTEA]

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

    Habit
    Perennial herb with a deep taproot and several erect stems from the woody base, up to 6 dm. tall, much branched.
    Branches
    Branches sparsely appressed puberulous, glabrescent.
    Leaves
    Leaves 3–foliolate; leaflets linear-lanceolate to elliptic-lanceolate or elliptic, up to 18–28(–58) mm. long, 4–14 mm. wide, glabrous or practically so above, thinly appressed pubescent beneath; petiole ± 15–54 mm. long.
    Stipules
    Stipules absent.
    Inflorescences
    Racemes lax, up to 17 cm. long, ± 8–16-flowered; bracts linear, ± 2–2·5 mm. long; bracteoles inserted on the pedicel, filiform, ± 0·5–1 mm. long.
    Calyx
    Calyx 7–8·5 mm. long, basally narrowed into a prominent receptacle, subglabrous to sparsely puberulous on the lobes; lobes acuminately triangular, shorter to a little longer than the tube.
    Corolla
    Standard elliptic or suborbicular, yellow, flecked and veined reddish-brown, glabrous outside; wings three-fourths to four-fifths as long as the keel; keel rounded about the middle with a rather short obtuse untwisted beak, 14–15 mm. long.
    Fruits
    Pod oblong-clavate, narrowed into a 5–7 mm. long stipe, 38–45 mm. long, 9–11 mm. across, appressed puberulous, mottled dull purplish, ± 10 seeded.
    Seeds
    Mature seeds unknown.
    Habitat
    Brachystegia, Uapaca woodland, persisting on roadsides, waste and cultivated ground; 900–1100 m.
    Distribution
    T8 not known elsewhere
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Insufficiently known
    Ecology
    Africa: Zambezian woodland
    Habit
    Perennial, Not climbing, Herb
    [FZ]

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

    Habit
    Perennial herb with several erect much branched stems to 60 cm tall, with sparsely puberulous branches.
    Leaves
    Leaves 3-foliolate, somewhat glaucous; leaflets 1.8–2.8(5.8) × 0.4–1.4 cm, linear-lanceolate to elliptic, glabrous or practically so above, thinly appressed pubescent beneath; stipules absent.
    Inflorescences
    Racemes lax, mostly 8–16-flowered; bracts 2–2.5 mm long, linear; bracteoles small.
    Calyx
    Calyx 7–8.5 mm long, subglabrous; lobes acuminately triangular, ± as long as the tube.
    Corolla
    Standard elliptic to subcircular, yellow, flecked and veined outside reddish-brown to purple, glabrous outside; wings 0.75–0.8 times as long as the keel; keel 1.4–1.5 cm long, rounded about the middle with a rather short obtuse beak.
    Fruits
    Pod with the 5–7 mm long stipe 3.8–4.5 cm long, oblong-clavate, puberulous.
    Seeds
    Mature seeds not seen.

    Images

    Distribution

    Native to:

    Mozambique, Tanzania

    Crotalaria assurgens Polhill appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Oct 1, 1964 Milne-Redhead, E. [8393], Tanzania K000412763 holotype
    Milne-Redhead, E. [8393], Tanzania 750.000 Unknown type material

    First published in Kew Bull. 22: 214 (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.
    Flora of Tropical East Africa
    • Polhill in Kew Bulletin 22: 214, fig. 5 (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