Tribulus zeyheri Sond.
subsp. zeyheri

Selected images: Click on each image to see a larger version and details of the record View all images (3)

Tribulus zeyheri subsp. zeyheri

Photo: Darrel Plowes

Tribulus zeyheri subsp. zeyheri

Photo: Petra Ballings
By rd from Gwanda to Tuli, Dibilishaba CL

Tribulus zeyheri subsp. zeyheri

Photo: Bart Wursten
Near Shashe Wilderness Camp, Shashe River

Detailed records: Display species records QDS maps by: Google Maps Point records by Google Maps

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

Common names: Calthrop (English) Large-flowered devil-thorns, (English)
Prostrate perennial herb. All parts covered in long bristle-like hairs. Leaves opposite, paripinnate, one leaf in a pair often longer than the other. Flowers solitary in leaf axils. Peduncle 1.5-2 times as long as, the subtending leaf. Petals bright yellow or white with a yellow centre, 10-20(-25) mm. Fruit a hard triangular drupe with sharp spines.
Derivation of specific name: zeyheri: named after Carl Zeyher, 1799 - 1858, a German naturalist
Flowering time:Dec - Apr
Worldwide distribution: Arid regions of Angola, Botswana, Namibia, Zimbabwe and South Africa
Botswana distribution: SW
Growth form(s): Perennial.
Endemic status:
Red data list status:
Insects associated with this species: Grammodes stolida (Food plant)
Spot characters: Display spot characters for this species

Launert, E. (1963). Zygophyllaceae Flora Zambesiaca 2(1) Pages 128 - 130. As Tribulus zeyheri (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 81. Under Tribulaceae

Plowes, D.C.H. & Drummond, R.B. (1990). Wild Flowers of Zimbabwe. Revised edition. Longman, Zimbabwe. No. 65, plates 90 & 91

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 111.

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 228.

Other sources of information about Tribulus zeyheri subsp. zeyheri:

Our websites:

Flora of Caprivi: Tribulus zeyheri subsp. zeyheri
Flora of Zimbabwe: Tribulus zeyheri subsp. zeyheri

External websites:

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

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Botswana: Species information: Tribulus zeyheri subsp. zeyheri., retrieved 16 June 2024

Site software last modified: 2 April 2018 9:51pm
Terms of use