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Photo: Bart Wursten
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Blue river bean (English)
Description: Annual herb, growing to the size of a shrub or small tree. Leaves pinnate with up to 46 pairs of oblong leaflets with fine hair-like tips. Flowers in lax axillary sprays, showy, lavender to deep blue. Pods long and slender, up to 30 cm, reddish-brown, somewhat constricted between the seeds.
Derivation of specific name:
Habitat: In wet vleis, pans and edges of dams, often on sandy soils.
Altitude range: (metres)
Flowering time: Feb - Apr
Red data list status:
Insects associated with this species:
Display spot characters for this species
Images last updated: Tuesday 27 September 2005
A list of Rhodesian Legumes. Drummond, R.B. (1972). Kirkia 8(2) Page 226.
Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 72. Comments
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Other sources of information about Sesbania coerulescens: Our websites: Flora of Botswana
Sesbania coerulescens Flora of Zambia
Sesbania coerulescens External websites: African Plant Database
Sesbania coerulescens Biodiversity Explorer
(Biodiversity of southern Africa):
Sesbania coerulescens EOL
(Encyclopedia of Life):
Sesbania coerulescens ePIC
(electronic Plant Information Center):
Sesbania coerulescens Flora Zambesiaca
Sesbania coerulescens Google
(Germplasm Resources Information Network) taxonomy for plants report for
Sesbania coerulescens IPNI
(International Plant Names Index):
Sesbania coerulescens Ispot Southern Africa
Sesbania coerulescens JSTOR Plant Science
Sesbania coerulescens Kew Herbarium catalogue
Sesbania coerulescens Tropicos
Sesbania coerulescens West African Plants database
Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16
Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M.
Flora of Zimbabwe: Species information: Sesbania coerulescens.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=130170, retrieved 23 August 2016
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