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  1. Family: Fabaceae Lindl.
    1. Genus: Senegalia Raf.
      1. Senegalia welwitschii (Oliv.) Kyal. & Boatwr.

        This species is accepted, and its native range is S. Tropical Africa to E. Northern Prov.

    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zambezian forest, Zambezian woodland
    Habit
    Perennial, Not climbing, Tree
    [FZ]

    Leguminosae, J.P.M. Brenan. Flora Zambesiaca 3:1. 1970

    Habit
    Tree 3-15 m. high with rough bark and broad crown; young branchlets glabrous.
    Stipules
    Stipules not spinescent.
    Prickles
    Prickles in pairs just below the nodes, grey or blackish, up to c. 5(7) mm. long, hooked downwards.
    Leaves
    Leaves: petiole with a small to rather large gland; rhachis glabrous, eglandular, or with a gland between the top pair of pinnae; pinnae 2-4(5) pairs; leaflets (2)3-8 pairs, 4-20 x 2·5-13 mm., elliptic or broadly elliptic, sometimes somewhat ovate, except for terminal ones broadest at or near or sometimes below the middle, rounded and often slightly emarginate at the apex, nearly symmetrical at the base, glabrous, with venation rather prominent beneath.
    Flowers
    Flowers sessile or almost so, white, in spikes 3-13 cm. long on peduncles 0-3 cm. long, produced with the leaves; axis glabrous to slightly pubescent.
    Calyx
    Calyx 1·5-1·75 mm. long, glabrous.
    Corolla
    Corolla 2·25-3 mm. long, glabrous, 5-lobed.
    Stamens
    Stamen-filaments 4·5-5·5 mm. long, free; anthers c. 0·15 mm. across, with a caducous gland.
    Ovary
    Ovary glabrous, on a stipe about half its length.
    Fruits
    Pods dehiscent, 5·5-16·5 x 1·3-2 cm., glabrous, linear-oblong, usually straight, obscurely venose, blackish to grey-brown, rounded to ± acuminate at the apex.
    Seeds
    Seeds 9-12 x 10-14 mm., irregularly subcircular to subreniform; central areole large, 6·5-8 x 6·5-8 mm., almost circular, impressed.

    Images

    Distribution

    Native to:

    Angola, Malawi, Mozambique, Northern Provinces, Zimbabwe

    Accepted Infraspecifics

    Synonyms

    Other Data

    Senegalia welwitschii (Oliv.) Kyal. & Boatwr. appears in other Kew resources:

    Bibliography

    First published in Bot. J. Linn. Soc. 172: 511 (2013)

    Literature

    Kew Backbone Distributions

    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    • Brenan, J.P.M. (1970). Flora Zambesiaca 3(1): 1-153. Royal Botanic Gardens, Kew.

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    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 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

    Wood Anatomy Microscope Slides
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by-nc-sa/3.0/