Oxalis corniculata L.

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Oxalis corniculata

Photo: Bart Wursten
Outside restaurant and reception area, Ngepi Camp, Kavango River

Oxalis corniculata

Photo: Bart Wursten
Outside restaurant and reception area, Ngepi Camp, Kavango River

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

Synonyms: Oxalis corniculata L. var. corniculata
Oxalis corniculata L. var. radicosa (A. Rich.) Roti Mich.
Oxalis radicosa A. Rich.
Common names: Jimson weed (English) Yellow sorrel (English)
Status: Introduced
Annual herb, without bulbs. Stems procumbent or ascending, less often erect, often rooting at the nodes, with spreading hairs. Leaflets: lamina 3-15 × 5-20 mm, obcordate-cuneate, pubescent; apex deeply emarginate. Flowers yellow, in 1-6-flowered bracteate pseudumbels. Petals 8-10 mm. Capsule exserted, cylindric, ± 5-angled.
Derivation of specific name: corniculata: with a small horn-like appendage
Habitat: A weed of disturbed places, especially in gardens and lawns.
Flowering time:All year
Worldwide distribution: Cosmopolitan weed
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species: Zizeeria knysna (Food plant)
Zizula hylax (Food plant)
Spot characters: Display spot characters for this species
Content last updated: Wednesday 14 March 2018

Baumann, G. (2005). Photographic Guide to Wildflowers of Malawi Wildlife and Environmental Society of Malawi Pages 60 - 61. (Includes a picture).

Bromilow, C. (2010). Problem Plants and Alien Weeds of South Africa Briza Publications, South Africa Pages 338 - 339. (Includes a picture).

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 223.

Chapano, C., Mugarisanwa, N.H. (2003). Plants of the Matobo District National Herbarium and Botanic Garden, Zimbabwe Page 27. As Oxalis corniculata corniculata

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 156.

Exell, A.W. (1963). Oxalidaceae Flora Zambesiaca 2(1) Pages 150 - 151.

Exell, A.W. & Gonçalves, M.L. (1969). 35. Oxalidaceae Flora de Moçambique Junta de Investigaçoes de Ultramar, Centro de Botanica Page 3.

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 302. (Includes a picture).

Kabuye, C.H.S. (1971). Oxalidaceae Flora of Tropical East Africa Pages 3 - 5. (Includes a picture).

Kirby, G. (2013). Wild Flowers of Southeast Botswana Struik Nature, Cape Town South Africa Page 211. (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 65.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 83.

Pickering, H. & Roe, E. (2009). Wild Flowers of the Victoria Falls Area Helen Pickering, London Page 89. (Includes a picture).

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 91.

Wild, H. (1955). Common Rhodesian Weeds Government of Rhodesia, Salisbury Page 34. (Includes a picture).

Other sources of information about Oxalis corniculata:

Our websites:

Flora of Botswana: Oxalis corniculata
Flora of Malawi: Oxalis corniculata
Flora of Mozambique: Oxalis corniculata
Flora of Zambia: Oxalis corniculata
Flora of Zimbabwe: Oxalis corniculata
Flora of Zimbabwe: cultivated Oxalis corniculata

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-20

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2020). Flora of Caprivi: Species information: Oxalis corniculata.
https://www.capriviflora.com/speciesdata/species.php?species_id=132800, retrieved 23 January 2020

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