1. Family: Fabaceae Lindl.
    1. Genus: Crotalaria L.
      1. Crotalaria glaucifolia Baker

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

    [FZ]

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

    Habit
    Erect laxly branched annual to 85 cm, with somewhat zig-zag appressed pubescent stem.
    Leaves
    Leaves 3-foliolate; leaflets mostly 9–16 × 1.5–5 cm (lower ones shorter and relatively broad), linear-lanceolate to ovate or elliptic-obovate, appressed puberulous beneath; petiole 2.5–6 cm long, rather broad; stipules 1–3.5 cm long, filiform to linear-lanceolate, caudate-spathulate or leaf-like.
    Inflorescences
    Racemes laxly few–many-flowered; bracts 2–4 mm long, linear-subulate to linear-lanceolate; bracteoles on the pedicel, small.
    Calyx
    Calyx (1.1)1.2–1.5 cm long, glabrous to appressed puberulous; lobes narrowly lanceolate-triangular, up to 2–3 times as long as the tube.
    Corolla
    Standard broadly elliptic or subcircular, violet-blue with a yellow basal patch, brown puberulous along the midvein outside; wings exceeding the keel; keel 1.1–1.4 cm long, strongly rounded, crested behind the short narrow beak and with an obliquely lateral spur from the leading edge.
    Fruits
    Pod 4–8 cm long, subcylindrical, rather markedly inflated and somewhat broadened distally, abruptly contracted into a 5–15 mm long stipe, sparsely appressed puberulous, 24–32-seeded.
    Seeds
    Seeds 3.5–5 mm long, oblong-cordiform, reticulate-rugose, dark brown or black.
    [FTEA]

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

    Habit
    Erect annual, up to 8·5 dm. tall.
    Stem
    Stem simple or laxly branched, somewhat zigzag, appressed pubescent.
    Leaves
    Leaves 3-foliolate; leaflets linear-lanceolate to ovate, with the upper ones longer and proportionally narrower, up to 95–150 mm. long, 15–40 mm. wide, glabrous above, appressed puberu-lous beneath; petiole rather broad, shallowly grooved, up to 25–50 mm. long.
    Stipules
    Stipules filiform to caudate-spathulate, up to 10–28 mm. long.
    Inflorescences
    Racemes lax, up to 18–38 cm. long, few–many-flowered; bracts linear, 3–4 mm. long; bracteoles inserted on the upper part of the pedicel, up to 1–1·5 mm. long.
    Calyx
    Calyx (11–)12–15 mm. long, glabrous to appressed puberu-lous; lobes narrow, up to 2–3 times as long as the tube.
    Corolla
    Standard broadly elliptic or suborbicular, violet-blue with a yellow basal patch inside, brown puberulous along the midvein outside; wings longer than the keel; keel strongly rounded, semiorbicular, with a very prominent crest on the upper margin preceding the short usually circumflexed beak and also with an obliquely lateral spur from the leading edge, 11–14 mm. long.
    Fruits
    Pod sub-cylindrical, rather markedly inflated, abruptly contracted into the 5–15 mm. long stipe, up to 40–60 mm. long, 13–20 mm. across, sparsely appressed puberulous, often purplish tinged, ± 24–32-seeded.
    Seeds
    Seeds oblong-cordiform, up to 5·5 mm. long, reticulate-rugose, dark brown.
    Figures
    Fig. 122, p. 884.
    Habitat
    Brachystegia woodland and upland grassland; 900–2100 m.
    Distribution
    T4 T7 T8 U4
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zambezian grassland, Zambezian woodland, Afromontane grassland
    Habit
    Annual, Not climbing, Herb
    [FWTA]

    Papilionaceae, Hutchinson and Dalziel. Flora of West Tropical Africa 1:2. 1958

    Habit
    Erect herb, 1–2 ft. high
    Flowers
    Flowers with standard purple outside, grey inside.

    Images

    Distribution

    Doubtfully present in:

    Uganda

    Native to:

    Angola, Cameroon, Malawi, Mozambique, Tanzania, Zambia, Zaïre

    Crotalaria glaucifolia Baker appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1954 Maitland, T.D. [1608], Cameroon K000086918
    Welwitsch [1934], Angola K000227477
    Milne-Redhead, E. [9329], Tanzania Crotalaria longifoliolata 747.000

    First published in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 2: 38 (1871)

    Accepted by

    • 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
    • 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: 56 (1962).
    • Bak. f. in Journal of the Linnean Society of London, Botany 42: 353 (1914).
    • Bak. in Flora of Tropical Africa 2: 38 (1871).
    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

    Flora of West Tropical Africa
    Flora of West Tropical 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