Amaranthus spinosus L.

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Amaranthus spinosus

Photo: Bart Wursten
C8 about 60 km West of Katima Mulilo

Amaranthus spinosus

Photo: Bart Wursten
C8 about 60 km West of Katima Mulilo

Amaranthus spinosus

Photo: Bart Wursten
C8 about 60 km West of Katima Mulilo

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

Common names:
Status: Native
Annual herb, mostly erect, up to 1.5 m. Leaves glabrous or with sparse hairs on the main veins below, long petiolate, up to 9 cm. The leaf axils bear pairs of fine and slender spines. Flowers green in axillary clusters and branched terminal spikes. Male flowers in the apical part of the spikes.
Derivation of specific name: spinosus: spiny
Habitat: A weed in disturbed or overgrazed areas, usually near water.
Flowering time:
Worldwide distribution: Throughout tropical and subtropical regions of the world; also sporadic in warm temperate areas
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: Wednesday 7 March 2018

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 16.

Pickering, H. & Roe, E. (2009). Wild Flowers of the Victoria Falls Area Helen Pickering, London Page 21. (Includes a picture).

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 21.

Timberlake, J.R. & Childes, S.L. (2004). Biodiversity of the Four Corners Area: Technical Reviews Volume Two (Chapter 5-15) Appendix 5-1: Plant Checklist Occasional Publications in Biodiversity 15 Page 195.

Townsend, C.C. (1988). Amaranthaceae Flora Zambesiaca 9(1) Pages 48 - 52. (Includes a picture).

Wild, H. (undated, c. 1955). Common Rhodesian Weeds ?Government of Rhodesia, Salisbury Page 28. (Includes a picture).

Other sources of information about Amaranthus spinosus:

Our websites:

Flora of Botswana: Amaranthus spinosus
Flora of Malawi: Amaranthus spinosus
Flora of Mozambique: Amaranthus spinosus
Flora of Zambia: Amaranthus spinosus
Flora of Zimbabwe: Amaranthus spinosus

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-18

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2018). Flora of Caprivi: Species information: Amaranthus spinosus., retrieved 21 March 2018

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