1. Family: Fabaceae Lindl.
    1. Genus: Sesbania Scop.
      1. Sesbania rostrata Bremek. & Oberm.

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

    [FZ]

    Flora Zambesiaca Leguminosae subfamily Papillionoideae by G.P. Lewis

    Ovary
    Ovary sparsely pilose on upper margin or glabrous; style glabrous.
    Fruits
    Pod 15–22 cm long (including a slender beak 1.5–3.5 cm long), 3.5–5 mm wide, erect, falcate, distinctly thicker at the centre than at the sutures, the central areas on mature fruits with prominent venation, this sometimes interspersed with red blotching or dark red warts, glabrous, (13)24–51-seeded; septa 3.5–4.5(5) mm apart. Pod 15–22 cm long (including a slender beak 1.5–3.5 cm long), 3.5–5 mm wide, erect, falcate, distinctly thicker at the centre than at the sutures, the central areas on mature fruits with prominent venation, this sometimes interspersed with red blotching or dark red warts, glabrous, (13)24–51-seeded; septa 3.5–4.5(5) mm apart.
    Distribution
    Also from Senegal to Ethiopia, Congo (Katanga), Tanzania, Namibia (Okavango area) and Madagascar.
    Ecology
    In wetter parts of floodplains, on river banks and in seasonally inundated rainwater pans, on alluvium and black clays, in wet times of the year can be found in standing water up to 1 m deep; 500–1200 m.
    Habit
    An erect, robust, softly woody, non-aculeate annual or biennial herb, 1–3 m tall. An erect, robust, softly woody, non-aculeate annual or biennial herb, 1–3 m tall.
    Stem
    Stems pithy, sparsely pilose at first, later glabrescent with vertical rows of pustules usually evident above the leaf axils and producing warty outgrowths on older stems, submerged portions clothed with matted fibrous roots. Stems pithy, sparsely pilose at first, later glabrescent with vertical rows of pustules usually evident above the leaf axils and producing warty outgrowths on older stems, submerged portions clothed with matted fibrous roots.
    Leaves
    Leaves (4.6)7–25.5 cm long, the rachides sparsely pilose;petioles 3–8 mm long, sparsely to densely pilose; leaflets opposite or sometimes alternate in (6)12–24(27) pairs, 0.9–3.5 cm × 2–10 mm, the basal pair usually smaller than the rest, sometimes 5 × 3 mm, oblong, rounded to obtuse to slightly emarginate at the apex, apiculate, glabrous above or rarely with an occasional hair on the midrib, usually sparsely pilose on margins and midrib beneath; stipules 5–10 mm long, linear-lanceolate to lanceolate, reflexed, pilose, rather persistent. Leaves (4.6)7–25.5 cm long, the rachides sparsely pilose;petioles 3–8 mm long, sparsely to densely pilose; leaflets opposite or sometimes alternate in (6)12–24(27) pairs, 0.9–3.5 cm × 2–10 mm, the basal pair usually smaller than the rest, sometimes 5 × 3 mm, oblong, rounded to obtuse to slightly emarginate at the apex, apiculate, glabrous above or rarely with an occasional hair on the midrib, usually sparsely pilose on margins and midrib beneath; stipules 5–10 mm long, linear-lanceolate to lanceolate, reflexed, pilose, rather persistent.
    Inflorescences
    Racemes axillary, shorter than the subtending leaf, (0.5)1–5.9 cm long, the rachis pilose, (1)3–12(15)-flowered; peduncle (0.2)0.4–1.5(2.2) cm long, pilose especially at the base; pedicels 0.4–1.5(1.9) cm long, sparsely pilose; bracts and bracteoles linear to linear-lanceolate, sparsely pilose, caducous, the bracts 5–8 mm long, the bracteoles c.5 mm long. Racemes axillary, shorter than the subtending leaf, (0.5)1–5.9 cm long, the rachis pilose, (1)3–12(15)-flowered; peduncle (0.2)0.4–1.5(2.2) cm long, pilose especially at the base; pedicels 0.4–1.5(1.9) cm long, sparsely pilose; bracts and bracteoles linear to linear-lanceolate, sparsely pilose, caducous, the bracts 5–8 mm long, the bracteoles c.5 mm long.
    Calyx
    Calyx 5–7.5 × 4–5 mm, sparsely pilose, the teeth 1–2 mm long, subulate, sparsely pilose. Calyx 5–7.5 × 4–5 mm, sparsely pilose, the teeth 1–2 mm long, subulate, sparsely pilose.
    Corolla
    Standard yellow or orange, speckled dark purple or reddish, 1.2–1.6(1.8) × 1.1–1.4(1.5) cm, the blade suborbicular, apically emarginate, the appendages with short triangular upward-pointing or slightly incurved free tips less than 1 mm long; wings yellow, 1.3–1.6(1.7) cm × 3.5–5 mm, the small, triangular tooth and the upper margin of the basal half of the blade together characteristically inrolled, lamellate sculpturing in upper basal section on outer face; keel yellow to pale greenish, 1.2–1.5(1.7) cm × 6.5–9 mm, basal tooth short, triangular, slightly upward-pointing with a small, 3–4 mm long, pocket below it on inner face of the blade. Standard yellow or orange, speckled dark purple or reddish, 1.2–1.6(1.8) × 1.1–1.4(1.5) cm, the blade suborbicular, apically emarginate, the appendages with short triangular upward-pointing or slightly incurved free tips less than 1 mm long; wings yellow, 1.3–1.6(1.7) cm × 3.5–5 mm, the small, triangular tooth and the upper margin of the basal half of the blade together characteristically inrolled, lamellate sculpturing in upper basal section on outer face; keel yellow to pale greenish, 1.2–1.5(1.7) cm × 6.5–9 mm, basal tooth short, triangular, slightly upward-pointing with a small, 3–4 mm long, pocket below it on inner face of the blade.
    Pistil
    Ovary sparsely pilose on upper margin or glabrous; style glabrous.
    Seeds
    Seeds brown, greenish or dark reddish-brown, 3–3.5 × 2.5–3 mm, 2–2.5 mm thick, ± cube-shaped to subcylindrical, the hilum in a small central circular pit. Seeds brown, greenish or dark reddish-brown, 3–3.5 × 2.5–3 mm, 2–2.5 mm thick, ± cube-shaped to subcylindrical, the hilum in a small central circular pit.
    [ILDIS]

    International Legume Database and Information Service

    Conservation
    Not Threatened
    Ecology
    Africa: Zambezian freshwater swamp and aquatic vegetation, Sudanian freshwater swamp and aquatic vegetation, Sahel regional transition zone; freshwater swamp and aquatic vegetation.
    Habit
    Annual/Perennial, Not climbing, Herb/Shrub
    Vernacular
    Kantsakantsa, Sinia
    [FTEA]

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

    Habit
    Erect softly woody plant 1–3 m. tall, not aculeate, the stems pithy, up to 15 mm. thick, sparsely pilose at first, later glabrescent with vertical rows of pustules above the leaf-axils which produce curious warty outgrowths on older stems.
    Leaves
    Stipules lanceolate, reflexed, pilose, rather persistent, up to 10 mm. long; leaf-rhachis sparsely pilose, up to 19 cm. long; leaflets in 15–22 pairs, up to 30 mm. long and 6 mm. wide, glabrous above, usually sparsely pilose on the margins and the midrib beneath.
    Inflorescences
    Racemes 3–15-flowered, the rhachis pilose, 1–5 cm. long, including a peduncle of 4–15 mm.; bracts and bracteoles linear-lanceolate, pilose, caducous; pedicels up to 13 mm. long, sparsely pilose.
    Buds
    Young buds markedly apiculate.
    Calyx
    Calyx sparsely pilose; receptacle 1 mm., calyx-tube 4.5 mm. long; teeth markedly acuminate, with narrow sometimes almost filiform tips, 1–2 mm. long.
    Corolla
    Blade of standard 11–12 mm. long and 11 mm. wide; appendages with short triangular free tips 0.5–0.6 mm. long (fig. 49/8b, p. 332); claw 3 mm. long; blade of wing 11–12 mm. long, 3–4 mm. wide, toothed but not hooked at the base; claw 3 mm.; blade of keel 10–12 mm. long, 3–4 mm. wide at the base and 7–9 mm. near the apex; basal tooth short, triangular; claw 4–5 mm. long (fig. 49/8a).
    Stamens
    Filament-sheath 11–13 mm., free parts 4–6 mm., anthers 1 mm. long.
    Pistil
    Ovary glabrous; style glabrous, 5–6 mm. long.
    Fruits
    Pod ± erect, curved, 15–22 cm. long, including a slender beak of 15–35 mm., 4–5 mm. wide, thicker at the centre than at the sutures, 25–30-seeded; septa 4.5–5.5 mm. apart.
    Seeds
    Seeds brown, minutely dotted with violet, subcylindrical, 3–3.5 × 2.5–3 × 2–2.5 mm.; hilum 0.5 mm. long.
    Habitat
    Marshes and at the edges of shallow ponds; 500–1600 m.; rainfall 600–1000 mm.
    Distribution
    Senegal to Sudan, Congo (Katanga), Malawi, Rhodesia, Botswana, Caprivi Strip, Madagascar, apparently always local and nowhere abundant T2 T3 T4 T5 T6 T7

    Images

    Distribution

    Native to:

    Benin, Botswana, Burkina, Cameroon, Caprivi Strip, Central African Repu, Chad, Ethiopia, Madagascar, Malawi, Mali, Mauritania, Mozambique, Namibia, Niger, Nigeria, Senegal, Sudan, Tanzania, Zambia, Zaïre, Zimbabwe

    Introduced into:

    Nepal

    Common Names

    English
    Spiny sesbania

    Sesbania rostrata Bremek. & Oberm. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jun 1, 1998 Madsen, J.E. [5777], Burkina Faso K000239621
    Jan 1, 1972 Naegele, A. [300], Mauritania K000239627
    Jan 1, 1960 Heudelot [252], Senegal K000239624
    Jan 1, 1960 Parsons, A.C. [s.n.], Nigeria K000239634
    Jan 1, 1960 Johnston, H.B. [96], Nigeria K000239632
    Jan 1, 1960 Johnston, H.B. [64], Nigeria K000239635
    Jan 1, 1960 Van Meel [4719], Congo, DRC K000393410 isotype
    Jan 1, 1960 Van Meel [4719], Congo, DRC K000393411 isotype
    Jan 1, 1960 s.coll. [23], Senegal K000239623
    Jan 1, 1960 s.coll. [107], Nigeria K000239633
    Hepper, F.N. [3622], Senegal K000239625
    Hepper, F.N. [3834], Mali K000239629
    Hepper, F.N. [3816], Mali K000239630
    Demange, R. [s.n.], Mali K000239628
    Audru, J. [2675], Senegal K000239622
    Perroltet [114], Senegal K000239626 syntype
    Bartha, R. [2], Niger K000239631

    First published in Ann. Transvaal Mus. 16: 419 (1935)

    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.
    • Brummitt, R.K. & al. (2007). Flora Zambesiaca 3(3): 1-258. Royal Botanic Gardens, Kew.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa an annotated checklist Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
    • Kumar, S. & Sane, P.V. (2003). Legumes of South Asia. A Checklist: 1-536. Royal Botanic Gardens, Kew.
    • Du Puy, D.J., Labat, N.-N., Rabevohitra, R., Villiers, J.-F., Bosser, J. & Moat, J. (2002). The Leguminosae of Madagascar: 1-737. Royal Botanic Gardens, Kew.
    • Lebrun, J.p., Toutain, B., Gaston, A. & Boudet, G. (1991). Catalogue des Plantes Vasculaires du Burkina Faso: 1-341. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.
    • Peyre de Fabregues, B. & Lebrun, J.-P. (1976). Catalogue des Plantes Vascularies du Niger: 1-433. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.

    Literature

    Flora Zambesiaca
    • —Lewis in Kirkia 13: 32 (1988).
    • —Corby in Kirkia 9: 326 (1974).
    • —Gillett in F.T.E.A., Legum., Pap.: 343 (1971).
    • —Schreiber in Merxmüller, Prodr. Fl. SW Afrika, fam. 60: 111 (1970).
    • —Gillett in Kew Bull. 17: 122, fig.3/8 (1963).
    • —Gillett in Bol. Soc. Brot., sér.2, 35: 8 (1961)
    • in Ann. Transvaal Mus. 16: 419 (1935).
    Kew Backbone Distributions
    • Brummitt, R.K. & al. (2007). Flora Zambesiaca 3(3): 1-258. Royal Botanic Gardens, Kew.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Kumar, S. & Sane, P.V. (2003). Legumes of South Asia. A Checklist: 1-536. Royal Botanic Gardens, Kew.
    • Lebrun, J.p., Toutain, B., Gaston, A. & Boudet, G. (1991). Catalogue des Plantes Vasculaires du Burkina Faso: 1-341. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Lock, J.M. (1989). Legumes of Africa a check-list: 1-619. Royal Botanic Gardens, Kew.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.
    • Peyre de Fabregues, B. & Lebrun, J.-P. (1976). Catalogue des Plantes Vascularies du Niger: 1-433. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    Flora of Tropical East Africa
    • Gillett in Kew Bulletin 17: 122 (1963).
    • Gillett in Bol. Soc. Brot., sér. 2, 35: 8 (1961)
    • Brem. & Oberm. in Ann. Transv. Mus. 16: 419 (1935).
    International Legume Database and Information Service
    • Du Puy, D. J. et al. (2002). The Leguminosae of Madagascar. RBG Kew.
    • Gillett, J. B. et al. (1971). Papilionoideae. In: Fl. Trop. E. Africa, Milne-Redhead & Polhill
    • Dalziel, J. M. (1937). The Useful Plants of West Tropical Africa

    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 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

    Plants and People Africa
    Common Names from Plants and People Africa http://www.plantsandpeopleafrica.com/
    © Plants and People Africa http://www.plantsandpeopleafrica.com http://creativecommons.org/licenses/by/3.0/