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  1. Family: Fabaceae Lindl.
    1. Genus: Indigofera L.
      1. Indigofera zenkeri Harms ex Baker f.

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

    [FTEA]

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

    Habit
    Erect bushy herb 0.5–2 m. tall, covered throughout, but not densely, with white appressed or spreading biramous hairs and also, almost everywhere, with erect multicellular glandular hairs up to 2 or even 3 or 4 mm. long on the stems and 1 or 1.2 mm. on the fruits, but shorter on the inflorescences, flowers and leaves, where they occur on the leaflet-margins as well as on the rhachis.
    Leaves
    Stipules green, linear-lanceolate, spreading, up to 4 mm. long; leaf-rhachis up to 8 cm. long, including a petiole which is usually longer than the basal leaflets; leaflets up to 15 or 19 or rarely 23, elliptic, 1.5–2.5 times as long as wide, up to 12 mm. long and 7 mm. wide.
    Inflorescences
    Racemes 10–20-flowered, usually rather longer than the subtending leaf; peduncle 1–1.5 cm., less than half as long as the rest of the rhachis.
    Calyx
    Calyx deeply divided, 0.5–0.9 times as long as the filaments, which are 3.5–4.4 mm. long.
    Style
    Style 2–3 mm. long, more or less abruptly bent through 90° near the middle, hardly thickened at the base.
    Fruits
    Pod spreading, straight, up to 16 (rarely 18) mm. long, ± 1.8 mm. wide, densely covered with erect multicellular hairs ± 1 or 1.2 mm. long, 6–10-seeded; endocarp spotted.
    Figures
    Fig. 41/15, 16.
    Habitat
    Woodland, grassland and as a weed in cultivation; 0–1650 m.; rainfall 900–2000 mm.
    Distribution
    K3 K4 K5 K6 K7 T1 T2 T3 T4 T6 T7 U2 U3 U4
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zambezian woodland, Zambezian grassland, Sudanian woodland, Zambezian anthropic landscapes., Lake Victoria regional transition zone; woodland., Lake Victoria regional transition zone; grasslands, Lake Victoria regional mosaic; anthropic landscapes
    Habit
    Annual, Not climbing, Herb

    Images

    Distribution

    Native to:

    Burundi, Cameroon, Ethiopia, Kenya, Malawi, Mozambique, Rwanda, Sudan, Tanzania, Uganda, Zaïre, Zimbabwe

    Other Data

    Indigofera zenkeri Harms ex Baker f. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Zenker, G.A. [1456], Cameroon K000392613
    Hildebrandt, J.M. [948], Tanzania K000392867 syntype
    Buchanan, J. [1189], Malawi K000392891 syntype
    Buchanan, J. [1229], Malawi K000392892 syntype

    Bibliography

    First published in J. Bot. 41: 241 (1903)

    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.
    • Schrire, B.D. (2012). Flora Zambesiaca 3(4): 1-245. Royal Botanic Gardens, Kew.
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    • Troupin, G. (ed.) (1983). Flora du Rwanda 2: 1-603. Musee Royal de l'Afrique Centrale.

    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.
    • Schrire, B.D. (2012). Flora Zambesiaca 3(4): 1-245. Royal Botanic Gardens, Kew.
    • Troupin, G. (ed.) (1983). Flora du Rwanda 2: 1-603. Musee Royal de l'Afrique Centrale.

    Flora of Tropical East Africa

    • Gillett in Kew Bulletin 24: 486 (1970).
    • F. W. Andr., The Flowering Plants of the Anglo-Egyptian Sudan 2: 211 (1952).
    • J.P.M. Brenan, Check-lists of the Forest Trees and Shrubs of the British Empire no. 5, part II, Tanganyika Territory p. 427 (1949).
    • Robyns, Flore des Spermatophytes du Parc National Albert 1: 299 (1948), pro majore parte.
    • Bak. f., Leguminosae of Tropical Africa: 127 (1926).
    • De Wild., Pl. Bequaert. 2: 548 (1924).
    • Bak. f. in Journal of Botany 41: 241 (1903).

    International Legume Database and Information Service

    • Gillett, J. B. et al. (1971). Papilionoideae. In: Fl. Trop. E. Africa, Milne-Redhead & Polhill

    Sources

    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 2020. 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 2020. 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