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

        This species is accepted, and its native range is S. Somalia to N. Mozambique, Madagascar.

    [FTEA]

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

    Habit
    Tree 10–15 m. high, with openly branched flat crown and rough or smooth dark grey or grey-green bark.
    Branches
    Young branchlets puberulous or very shortly pubescent with short curved hairs that are yellowish, at least when dry.
    Stipules
    Stipules not spinescent.
    Prickles
    Prickles in pairs just below nodes, deep grey to blackish, spreading or pointing a little upwards, usually straight or only slightly curved (see, however, note below), up to 4–6 mm. long.
    Leaves
    Leaves:petiole with a small gland 0.4–0.7 mm. in diameter; rhachis puberulous, glandular between the top 1–4 pairs of pinnae; pinnae 6–9 pairs; leaflets (9–)13–31 pairs, 4–8 mm. long, 1.5–2(–3.5) mm. wide, oblong, oblique at base and the subacute to obtuse apex, pale glaucescent beneath, puberulous especially beneath, lateral nerves visible when young, becoming obscure.
    Flowers
    Flowers sessile or nearly so, in spikes 6–10 cm. long on 1.5–3 cm. long peduncles, produced with the leaves; axis puberulous.
    Calyx
    Calyx 1.5–2 mm. long, puberulous.
    Corolla
    Corolla 2–3 mm. long, glabrous or slightly puberulous on lobes outside, 5-lobed, exceeding the calyx.
    Stamens
    Stamen-filaments 4–5 mm. long, free; anthers 0.1 mm. across, with a caducous gland.
    Ovary
    Ovary glabrous, very shortly stipitate.
    Fruits
    Pods (Fig. 14/15, p. 52) probably not dehiscent, apparently irregularly breaking up, glabrous, oblong, straight, and smooth or nearly so, dark brown when dry, green when living, rather thick and turgid, rounded or acute at apex, 7–15 cm. long, 1.7–2.5 cm. wide.
    Seeds
    Seeds oblong-elliptic-lenticular, 10–13 mm. long, 7–9 mm. wide, hard-walled; central areole large, 7–9 × 4.5–5 mm., not impressed.
    Habitat
    Riverine forest and saline-water swamp-forest; 6–700 m.
    Distribution
    K7 T3 T6 T8
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zanzibar-Inhambane regional transition zone; forest, Zanzibar-Inhambane regional transition zone; mangrove.
    Habit
    Perennial, Not climbing, Tree
    Vernacular
    Bifontsy, Hazomteva, Mokenga, Robantsy, Robontsy, Robotsy, Rohibokidro, Rohibontsy, Roibontsika, Roibontsy, Rovontsy
    [FZ]

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

    Habit
    Tree 10-15 m. high, with openly branched flat crown and rough or smooth dark-grey or grey-green bark; young branchlets puberulous or very shortly pubescent with short curved hairs that are yellowish, at least when dry.
    Stipules
    Stipules not spinescent.
    Prickles
    Prickles in pairs just below the nodes, deep-grey to blackish, up to 4-6 mm. long, spreading or pointing a little upwards, usually straight or only slightly curved.
    Leaves
    Leaves: petiole (10)18-40 mm. long, with a small gland 0·4-0·7 mm. in diam.; rhachis puberulous, glandular between the top 1-4 pairs of pinnae; pinnae 6-9 pairs; leaflets (9)13-31 pairs, 4-8 x 1·5-2(3·5) mm., oblong, oblique at the base and the subacute to obtuse apex, pale-glaucescent beneath, puberulous especially beneath, lateral nerves visible when young, becoming obscure.
    Flowers
    Flowers sessile or nearly so, in spikes 6-10 cm. long on 1·5-3 cm. long peduncles, produced with the leaves; axis puberulous.
    Calyx
    Calyx 1·5-2 mm. long, puberulous.
    Corolla
    Corolla 2-3 mm. long, glabrous or slightly puberulous on the lobes outside, 5-lobed, exceeding the calyx.
    Stamens
    Stamen-filaments 4-5 mm. long; anthers 0·1 mm. across, with a caducous gland.
    Ovary
    Ovary glabrous, very shortly stipitate.
    Fruits
    Pods probably not dehiscent, irregularly breaking up, 7-15 x 1·7-2·5 cm., glabrous, oblong, straight, and smooth or nearly so, dark-brown when dry, green when living, rather thick and turgid, rounded or acute at the apex.
    Seeds
    Seeds 10-13 x 7-9 mm., oblong-elliptic-lenticular, hard-walled; central areole 7-9 x 4·5-5 mm., large, not impressed.
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Insufficiently known

    Images

    Distribution

    Native to:

    Kenya, Madagascar, Mozambique, Somalia, Tanzania

    Synonyms

    Other Data

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

    Date Reference Identified As Barcode Type Status
    Sep 10, 2009 Lotter, M.C. [1703], Mozambique Acacia rovumae K000823734
    May 28, 1955 Grevé, M. [42], Madagascar Acacia rovumae K000244351
    May 28, 1955 Grevé, M. [42], Madagascar Acacia rovumae K000244352
    Kirk, J. [s.n.], Mozambique Acacia rovumae K000975967 Unknown type material
    Kirk, J. [s.n.], Mozambique Acacia rovumae K000975968
    Greve [42], Madagascar Acacia rovumae K000263992 Unknown type material
    Grevé, M. [42], Madagascar Acacia rovumae K000244349
    Grevé, M. [42], Madagascar Acacia rovumae K000244350
    Razacamalala, R. [5113], Madagascar Acacia rovumae K001105585
    Razacamalala, R. [6154], Madagascar Acacia rovumae K001105586
    Razacamalala, R. [6154], Madagascar Acacia rovumae K001105587
    Rakotoarisoa, S.E. [332], Madagascar Acacia morondavensis K000664847

    Bibliography

    First published in Bot. J. Linn. Soc. 172: 510 (2013)

    Literature

    Kew Backbone Distributions

    • Thulin, M. (ed.) (1993). Flora of Somalia 1: 1-493. The 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

    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