Acacia robusta Burch.
subsp. clavigera (E. Mey.) Brenan

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Picture: Bart Wursten
Near the viewing platform, Masuma Dam, Hwange NP

Picture: Bart Wursten
Road from Main Road to Vundu Camp

Picture: Bart Wursten
Chitengo Camp, Gorongosa National Park

Picture: Petra Ballings
Staff Camp, Chitengo, Gorongosa National Park

Picture: Bart Wursten
Along EN1 near turn-off to Gorongosa National Park

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Synonyms:	Acacia clavigera E. Mey. Vachellia robusta (Burch.) Kyal. & Boatwr. subsp. clavigera (E. Mey.) Kyal. & Boatwr.
Common names:
Frequency:
Status:	Native
Description:	Tall near-evergreen tree. Thorns straight and short, c. 1 cm, in pairs at the nodes. Leaves with 3-7 pairs of pinnae; leaflets in 10-25 pairs per pinna, small, dark green, paler below. Flowers in axillary clusters of white spherical heads. Pods slightly sickle-shaped, thickened but not woody, dehiscent.
Type location:
Notes:
Derivation of specific name:	robusta: robust or strong, referring to the hard wood; clavigera: key-bearing, presumably referring to the pods
Habitat:	In low altitude riverine fringes and other areas near water.
Altitude range:	Up to 1000 m
Flowering time:	Aug - Oct
Worldwide distribution:	From KwaZulu-Natal to southern Mozambique, Malawi, southern Zambia and Zimbabwe
Zambian distribution (Flora Zambesiaca):	E,S
Zambian distribution (Provinces):	E,Lk,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Literature:	Brenan, J.P.M. (1970). Mimosoideae Flora Zambesiaca 3(1) Pages 103 - 104. Burrows, J.E., Burrows, S.M., Lötter, M.C. & Schmidt, E. (2018). Trees and Shrubs Mozambique Publishing Print Matters (Pty), Cape Town. Page 193. (Includes a picture). Chapano, C. & Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 2. Coates Palgrave, K. (revised and updated by Meg Coates Palgrave) (2002). Trees of Southern Africa 3rd edition. Struik, South Africa Page 296. Curtis, B.A. & Mannheimer, C.A. (2005). Tree Atlas of Namibia National Botanic Research Institute, Windhoek Page 184. as Acacia robusta Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 62. Drummond, R.B. (1972). A list of Rhodesian Legumes. Kirkia 8(2) Page 214. Drummond, R.B. (1975). A list of trees, shrubs and woody climbers indigenous or naturalised in Rhodesia. Kirkia 10(1) Page 241. Mannheimer, C. & Curtis B. (2009). Le Roux and Müller's Field Guide to the Trees and Shrubs of Namibia Macmillan Education, Windhoek, Namibia. Pages 114 - 115. (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 44. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 55. Schmidt, E., Lötter, M. & McCleland, W. (2002). Trees and shrubs of Mpumalanga and Kruger National Park Jacana, Johannesburg, South Africa Pages 160 - 161. (Includes a picture). Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 60. Siebert, S. & Mössmer, M. (Editors) (2002). SABONET Southern Mozambique Expedition 2001; Provisional Plant Checklist of the Maputo Elephant Reserve (MER) and Licuati Forest Reserve (LFR) SABONET News 7(1) Page 26. Timberlake, J., Fagg, C. & Barnes, R. (1999). Field Guide to the Acacias of Zimbabwe CBC Publishing, Harare Pages 108 - 110. (Includes a picture). Van Wyk, B. & Van Wyk, P. (1997). Field Guide to Trees of Southern Africa. Struik, South Africa Pages 498 - 499. (Includes a picture).

Other sources of information about Acacia robusta subsp. clavigera:

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Flora of Botswana: Acacia robusta subsp. clavigera
Flora of Caprivi: Acacia robusta subsp. clavigera
Flora of Mozambique: Acacia robusta subsp. clavigera
Flora of Zimbabwe: Acacia robusta subsp. clavigera

External websites:

African Plants: A Photo Guide (Senckenberg): Acacia robusta
African Plant Database: Acacia robusta
BHL (Biodiversity Heritage Library): Acacia robusta
EOL (Encyclopedia of Life): Acacia robusta
GBIF (Global Biodiversity Information Facility): Acacia robusta
Google: Web - Images - Scholar
iNaturalist: Acacia robusta
IPNI (International Plant Names Index): Acacia robusta
JSTOR Plant Science: Acacia robusta
Mansfeld World Database of Agricultural and Horticultural Crops: Acacia robusta
Plants of the World Online: Acacia robusta
Tropicos: Acacia robusta
Wikipedia: Acacia robusta