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Scientific Name | Oncosiphon schlechteri (Bolus) Källersjö |
Higher Classification | Dicotyledons |
Family | ASTERACEAE |
Synonyms | Matricaria schlechteri Bolus ex Schltr. |
National Status |
Status and Criteria | Endangered B1ab(ii,iii,v) |
Assessment Date | 2005/11/02 |
Assessor(s) | N.A. Helme & D. Raimondo |
Justification | EOO<400 km², known from five locations. Experiencing ongoing habitat loss as a result of diamond and heavy mineral sands mining, salt mining and off-road vehicles. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Northern Cape, Western Cape |
Range | Lambert's Bay to Hondeklip Bay. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Namaqualand Coastal Duneveld, Namaqualand Strandveld, Namaqualand Heuweltjie Strandveld, Lambert's Bay Strandveld, Cape Seashore Vegetation, Namaqualand Seashore Vegetation |
Description | Seasonally wet, saline coastal sands. |
Threats |
| Habitat degradation, Habitat loss |
Population |
Population trend | Decreasing |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Oncosiphon schlechteri (Bolus) Källersjö | EN B1ab(ii,iii,v) | Raimondo et al. (2009) | | Oncosiphon schlechteri (Bolus) Källersjö | VU D2 | Victor (2002) | | Oncosiphon schlechteri (Bolus) Källersjö | Insufficiently Known | Hilton-Taylor (1996) | | Matricaria schlechteri Bolus ex Schltr. | Uncertain | Hall et al. (1980) | |
Bibliography |
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.
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.
Victor, J.E. 2002. South Africa. In: J.S. Golding (ed), Southern African plant Red Data Lists. Southern African Botanical Diversity Network Report 14 (pp. 93-120), SABONET, Pretoria.
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Citation |
| Helme, N.A. & Raimondo, D. 2005. Oncosiphon schlechteri (Bolus) Källersjö. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14 |
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