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Scientific Name | Diascia alonsooides Benth. |
Higher Classification | Dicotyledons |
Family | SCROPHULARIACEAE |
Synonyms | Diascia tysonii Hiern |
National Status |
Status and Criteria | Least Concern |
Assessment Date | 2017/01/11 |
Assessor(s) | L. von Staden |
Justification | Diascia alonsooides is widespread and common, with an extent of occurrence (EOO) of 127 338 km². It is not in danger of extinction, and is therefore listed as Least Concern. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Eastern Cape, Free State, Northern Cape, Western Cape |
Range | This species is endemic to South Africa, and is widespread across the Karoo, from Sutherland to Kimberley and Cradock. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Eastern Upper Karoo, Northern Upper Karoo, Upper Karoo Hardeveld, Western Upper Karoo, Eastern Lower Karoo, Gamka Karoo, Besemkaree Koppies Shrubland, Xhariep Karroid Grassland, Karoo Escarpment Grassland, Central Mountain Shale Renosterveld, Roggeveld Shale Renosterveld, Hantam Plateau Dolerite Renosterveld |
Description | It occurs in loamy soil on south-facing slopes in renosterveld and karroid shrubland. |
Threats |
| There are no known significant threats to Diascia alonsooides. |
Population |
There is no information available on the population of this species.
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Population trend | Stable |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Diascia alonsooides Benth. | Least Concern | Raimondo et al. (2009) | | Diascia alonsooides Benth. | Not Threatened | Hilton-Taylor (1996) | | Diascia tysonii Hiern | Uncertain | Hall et al. (1980) | |
Bibliography |
Bredenkamp, C. In prep. Conspectus of the flora of the Eastern cape. Strelitzia.
Hall, A.V., De Winter, M., De Winter, B. and Van Oosterhout, S.A.M. 1980. Threatened plants of southern Africa. South African National Scienctific Programmes Report 45. CSIR, Pretoria.
Hiern, W.P. 1904. Scrophulariaceae. In: W.T. Thiselton-Dyer (ed). Flora Capensis IV Section II (Hydrophyllaceae to Pedalineae):121-420. Lovell Reeve & Co., Ltd., London.
Hilliard, O.M. and Burtt, B.L. 1984. A revision of Diascia section Racemosae. Journal of South African Botany 50(3):269-340.
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.
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Citation |
| von Staden, L. 2017. Diascia alonsooides Benth. National Assessment: Red List of South African Plants version . Accessed on 2025/04/13 |
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