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Scientific Name | Euphorbia colliculina A.C.White, R.A.Dyer & B.Sloane |
Higher Classification | Dicotyledons |
Family | EUPHORBIACEAE |
Common Names | Klein Karoo Vingerpol (a) |
National Status |
Status and Criteria | Endangered B1ab(ii,iii,iv,v)+2ab(ii,iii,iv,v) |
Assessment Date | 2008/06/11 |
Assessor(s) | J.H. Vlok, A.L. Schutte-Vlok & L. von Staden |
Justification | EOO 455 km², AOO <455 km², with only four known remaining locations. The habitat of this species is severely degraded by ostrich farming in general, two locations are directly impacted by degradation as a result of ostrich farming and one subpopulation is now extinct. Other threats include urban development, gravel quarrying and road construction. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | Between Oudtshoorn, Calitzdorp and De Rust. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Willowmore Gwarrieveld, Oudshoorn Karroid Thicket, Mons Ruber Fynbos Thicket |
Description | Stony limestone ridges in succulent shrubland. |
Threats |
| Severely threatened by habitat loss and degradation as a result of ostrich farming, quarrying and brick making, soil erosion and urban expansion of Oudtshoorn, Calitzdorp and De Rust. |
Population |
Population trend | Decreasing |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Euphorbia colliculina A.C.White, R.A.Dyer & B.Sloane | EN B1ab(ii,iii,iv,v)+2ab(ii,iii,iv,v) | Raimondo et al. (2009) | | Euphorbia colliculina A.C.White, R.A.Dyer & B.Sloane | Not Threatened | Hilton-Taylor (1996) | |
Bibliography |
Hilton-Taylor, C. 1996. Red data list of southern African plants. Strelitzia 4. South African National Botanical Institute, Pretoria.
Raimondo, D., von Staden, L., Foden, W., Victor, J.E., Helme, N.A., Turner, R.C., Kamundi, D.A. and Manyama, P.A. 2009. Red List of South African Plants. Strelitzia 25. South African National Biodiversity Institute, Pretoria.
Vlok, J. and Schutte-Vlok, A.L. 2010. Plants of the Klein Karoo. Umdaus Press, Hatfield.
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Citation |
| Vlok, J.H., Schutte-Vlok, A.L. & von Staden, L. 2008. Euphorbia colliculina A.C.White, R.A.Dyer & B.Sloane. National Assessment: Red List of South African Plants version . Accessed on 2024/10/06 |
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