Wajira grahamiana (Wight & Arn.) Thulin & Lavin

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Wajira grahamiana

Picture: Ton Rulkens
Pemba Bay, close to Pemba town.

Wajira grahamiana

Picture: Ton Rulkens
Pemba Bay, close to Pemba town.

Wajira grahamiana

Picture: Ton Rulkens
Pemba Bay, close to Pemba town.

Wajira grahamiana

Picture: Ton Rulkens
Pemba Bay, close to Pemba town.

Wajira grahamiana

Picture: Ton Rulkens
Pemba Bay, close to Pemba town.

Wajira grahamiana

Picture: Ton Rulkens
Pemba Bay, close to Pemba town.

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms: Dolichos grahamianus (Wight & Arn.) Niyomdham
Dolichos subcarnosus Wight & Arn.
Phaseolus grahamianus Wight & Arn.
Phaseolus macrorhynchus Harms
Phaseolus schimperi Taub.
Phaseolus stenocarpus Harms
Vigna grahamiana (Wight & Arn.) Verdc.
Vigna macrorhyncha (Harms) Milne-Redh.
Vigna proboscidella Chiov.
Common names:
Frequency:
Status: Native
Description:
Perennial trailing or twining herb, up to 3 m long, from a very thick rootstock. Stem slender, hairless or sparsely pubescent. Leaflets 3, linear-lanceolate to ovate-lanceolate, ovate, oblong or rhombic, 1.5–9 cm long, hairless or very sparsely hairy particularly along the margins; petiole 1–5 cm long; stipules ovate-lanceolate or triangular, 2–3 mm long, persistent. Peduncle 3.5–14 cm long, hairless; rhachis 1.5–12 cm long. Flowers pinkish-mauve, 11–17 mm long; pedicel 2–5 mm long; bracteoles persistent, c. 1.5 mm long, 3-veined. Calyx hairless; tube 2–3 mm long; lobes 2–3 mm long, the lower lobe almost twice as long as lateral lobes, the upper pair united into bifid lip. Standard symmetrical with two central appendages; keel almost symmetrical, with a beak c. 1.5 cm long incurved through almost a full circle. Pod linear, flattened, 8–14 cm long, hairless, raised sutures along the margin; beak straight.
Type location:
Notes:
Derivation of specific name: grahamiana: named after Robert C. Graham (1786-1845), Scottish physician and botanist.
Habitat: Seasonally burned grassland, bushland and Miombo woodland.
Altitude range: Up to 2100 m
Flowering time:
Worldwide distribution: Nigeria, DRC, Burundi, Rwanda, Uganda, Sudan, Ethiopia, Somalia, Kenya, Tanzania, Malawi, Mozambique and Zimbabwe. Also in Saudi Arabia, Sri Lanka and India.
Zambian distribution (Flora Zambesiaca): N,W,S
Zambian distribution (Provinces): Cb,N,C,Lk,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Sunday 5 January 2020
Literature:

Drummond, R.B. (1972). A list of Rhodesian Legumes. Kirkia 8(2) Page 228. As Vigna marcorhyncha

Mackinder, B. et al. (2001). Papilionoideae Flora Zambesiaca 3(5) Pages 155 - 156. As Vigna marcorhyncha (Includes a picture).

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 52. As Vigna marcorhyncha

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 66. As Vigna macrorhyncha

Thulin, M., Lavin, M., Pasquet, R. & Delgado-Salinas, A. (2004). Phylogeny and Biogeography of Wajira (Leguminosae): A Monophyletic Segregate of Vigna Centered in the Horn of Africa Region. Systematic Botany 29(4) Pages 908 - 910.

Other sources of information about Wajira grahamiana:

Our websites:

Flora of Malawi: Wajira grahamiana
Flora of Mozambique: Wajira grahamiana
Flora of Zimbabwe: Wajira grahamiana

External websites:

African Plants: A Photo Guide (Senckenberg): Wajira grahamiana
African Plant Database: Wajira grahamiana
BHL (Biodiversity Heritage Library): Wajira grahamiana
EOL (Encyclopedia of Life): Wajira grahamiana
ePIC (electronic Plant Information Center): Wajira grahamiana
Flora Zambesiaca web site: Wajira grahamiana
GBIF (Global Biodiversity Information Facility): Wajira grahamiana
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Wajira grahamiana
iNaturalist: Wajira grahamiana
IPNI (International Plant Names Index): Wajira grahamiana
JSTOR Plant Science: Wajira grahamiana
Kew Herbarium catalogue: Wajira grahamiana
Mansfeld World Database of Agricultural and Horticultural Crops: Wajira grahamiana
Plants of the World Online: Wajira grahamiana
The Plant List (version 1.1): Wajira grahamiana
Tropicos: Wajira grahamiana
Wikipedia: Wajira grahamiana


Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-20

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2020). Flora of Zambia: Species information: Wajira grahamiana.
https://www.zambiaflora.com/speciesdata/species.php?species_id=132230, retrieved 19 January 2020

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