1. Family: Fabaceae Lindl.
    1. Genus: Crotalaria L.
      1. Crotalaria axillaris W.T.Aiton

        This species is accepted, and its native range is Tropical Africa.

    [FZ]

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

    Habit
    Bushy herb or shrub, 1–3 m tall; branches rather thinly to densely covered with short appressed or crisped hairs.
    Leaves
    Leaves 3-foliolate; leaflets mostly 4–10 × 2–5 cm, elliptic, shortly hairy beneath, with appressed or more often slightly spreading hairs most dense along the nerves; petiole 3–10 cm long; stipules 0.5–2 mm long, linear.
    Flowers
    Flowers 2–6(12) in the axils, clustered or very shortly racemose; bracts up to 1.5 mm long, linear; bracteoles minute.
    Calyx
    Calyx 1–1.3(1.5) cm long, puberulous to pubescent; lobes narrowly attenuate-triangular, twice as long as the tube.
    Corolla
    Standard subcircular-obovate, clear yellow, tinged reddish with age, medially puberulous outside; wings as long as the keel; keel 1.5–1.8 cm long, rounded a little below the middle, with a twisted beak.
    Fruits
    Pod 4.5–6 × 0.8–1.5 cm, oblong-clavate, narrowed into a stipe 0.6–1(1.5) cm long, puberulous or pubescent, becoming venose, c. 16–20-seeded.
    Seeds
    Seeds 4–5 mm long, subreniform, smooth, orange-brown or buff.
    [FWTA]

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

    Habit
    An erect shrub or woody herb, up to 10 ft. high
    Indumentum
    Shortly silky-pubescent
    Flowers
    Flowers bright yellow
    Ecology
    In thickets and old farms.
    [FTEA]

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

    Habit
    Shrub or woody herb, well branched at least above, up to 1–4 m. tall.
    Branches
    Branches appressed puberulous to densely spreading yellowish pubescent or tomentellous.
    Leaves
    Leaves 3-foliolate; leaflets elliptic, more rarely lanceolate to elliptic-lanceolate, up to 4·5–10 cm. long, 2·2–5·5 cm. wide, glabrous above, appressed puberulous to pubescent beneath, with slightly spreading sometimes crisped hairs most dense along the nerves; petiole ± 3–10·5 cm. long.
    Stipules
    Stipules filiform, up to 2 mm. long.
    Inflorescences
    Inflorescences axillary, very shortly racemose or subfasciculate, ± 2–6(–12)-flowered; bracts filiform, up to 1·5 mm. long; bracteoles minute.
    Calyx
    Calyx ± 10–13(–15) mm. long, slightly protracted on the lower side, thinly puberulous to conspicuously pubescent; upper lobes narrow, much longer than the tube.
    Corolla
    Standard suborbicular-obovate, clear yellow, tinged reddish with age, puberulous along the midvein outside; wings ± as long as the keel; keel rounded below the middle, with a well-developed twisted beak, ± 15–18 mm. long.
    Fruits
    Pod oblong-clavate, narrowed rather gradually into a 6–10(–15) mm. long stipe, variable in size, ± 45–60 mm. long, 8–14 mm. across, puberulous or pubescent, developing conspicuous veins, ± 16–20-seeded.
    Seeds
    Seeds subreniform, 4–5 mm. long, smooth, orange-brown or buff.
    Habitat
    Forest margins, deciduous woodland and bushland, grassland, also in abandoned cultivations, secondary scrub and on coral crags; 0–2250 m.
    Distribution
    K3 K4 K5 K6 K7 T2 T3 T4 T6 U2 Z
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zanzibar-Inhambane regional transition zone; grassland., Guinea-Congolia/Sudania regional transition zone; bushland and thicket., Somalia-Masai grasslands, Guinea-Congolia/Sudania regional transition zone; grasslands., Guineo-Congolian grasslands,
    Habit
    Perennial, Not climbing, Herb/Shrub

    Images

    Distribution

    Native to:

    Angola, Burundi, Central African Repu, Congo, Ethiopia, Gabon, Ghana, Kenya, Malawi, Mozambique, Rwanda, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

    Crotalaria axillaris W.T.Aiton appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Feb 22, 1957 Hildebrandt, J.M. [2329], Kenya K000412653
    Kenya 9244.000

    First published in Hortus Kew. 3: 20 (1811)

    Accepted by

    • Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo) Taxonomania 30: 1-307.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
    • 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

    Flora of West Tropical Africa
    • Wilczek in Fl. Congo Belge 4: 138, t. 8.
    • Bak. f. in J. Linn. Soc. 42: 388
    • Hort. Kew. 3: 20 (1789)
    Kew Backbone Distributions
    • Lejoy, J., Ndjele, M.-B. & Geerinck, D. (2010). Catalogue-flore des plantes vasculaires des districts de Kisangani et de la Tshopo (RD Congo) Taxonomania 30: 1-307.
    • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
    • 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
    • Torre in Consp. Fl. Angol. 3: 64 (1962).
    • Dale & Greenway, Kenya Trees and Shrubs p. 359 (1961).
    • Milne-Redh. in Kew Bulletin 15: 158 (1961).
    • Hepper in Flora of West Tropical Africa, ed. 2, 1: 551 (1958).
    • Wilczek in Flore du Congo Belge et du Ruanda-Urundi, 4:138, t. 8 (1953).
    • J.P.M. Brenan, Check-lists of the Forest Trees and Shrubs of the British Empire no. 5, part II, Tanganyika Territory p. 413 (1949).
    • Robyns, Flore des Spermatophytes du Parc National Albert 1: 280, t. 25 (1948).
    • Battiscombe & Dale, Trees and Shrubs of Kenya Colony p. 74 (1936).
    • Verdoorn in Bothalia 2: 389 (1928).
    • Bak. f. in Journal of the Linnean Society of London, Botany 42: 388 (1914).
    • Ait., Hort. Kew. 3: 20 (1789).
    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