1. Family: Fabaceae Lindl.
    1. Genus: Crotalaria L.
      1. Crotalaria pterocalyx Harms

        This species is accepted, and its native range is E. Tanzania.

    [FTEA]

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

    Habit
    Perennial, with several erect laxly branched stems from a well-developed rootstock, up to 2–10 dm. tall.
    Stem
    Stems closely white appressed pubescent.
    Leaves
    Leaves 3-foliolate; leaflets elliptic, oblong or obovate, up to 30–100 mm. long, 15–48 mm. wide, shortly and bluntly acuminate, cuneate, glabrous or almost so above, shortly appressed pubescent beneath; petiole 20–85 mm. long.
    Stipules
    Stipules linear, ± 1 mm. long, caducous.
    Inflorescences
    Racemes up to 4–15 cm. long, with rather numerous fairly closely arranged flowers above; bracts lanceolate, 1–1·5 mm. long; bracteoles obliquely inserted at the base of the calyx, semi-ovate to suboblong-ovate, 4–6 mm. long, 2–3 mm. wide.
    Calyx
    Calyx 5–7 mm. long, shortly pubescent; lobes acuminately triangular, ± as long as the tube.
    Corolla
    Standard ovate, yellow, faintly flushed brown outside, glabrous outside; wings nearly as long as the keel; keel strongly rounded, with a long rather projecting untwisted beak, 12–13 mm. long, lanate-puberulous along the upper margin.
    Fruits
    Pod shortly stipitate, asymmetrically oblong-clavate, up to 40–45 mm. long, very thin-walled, subglabrous to pubescent outside, glabrous inside, ± 10–14-seeded.
    Seeds
    Mature seeds unknown.
    Habitat
    Open woodland, riverine thicket; 230–500 m.
    Distribution
    T6 T8 not known elsewhere
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Insufficiently known
    Ecology
    Africa: Zanzibar-Inhambane regional transition zone ; woodland., Zanzibar-Inhambane regional transition zone; bushland and thicket.
    Habit
    Perennial, Not climbing, Herb

    Distribution

    Native to:

    Tanzania

    Crotalaria pterocalyx Harms appears in other Kew resources:

    First published in Notizbl. Bot. Gart. Berlin-Dahlem 13: 417 (1936)

    Accepted by

    • 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
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    Flora of Tropical East Africa
    • J.P.M. Brenan, Check-lists of the Forest Trees and Shrubs of the British Empire no. 5, part II, Tanganyika Territory p. 415 (1949).
    • Harms in Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahelm 13: 417 (1936).
    International Legume Database and Information Service
    • Polhill, R. M. (1982). A. A. Balkema, Rotterdam 389pp Crotalaria in Africa & Madagasca

    Sources

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    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