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Scientific Name | Drosanthemum oculatum L.Bolus |
Higher Classification | Dicotyledons |
Family | AIZOACEAE |
National Status |
Status and Criteria | Near Threatened D2 |
Assessment Date | 2018/10/03 |
Assessor(s) | C. Klak, D. Raimondo & L. von Staden |
Justification | Drosanthemum oculatum is a range-restricted habitat specialist, with an extent of occurrence (EOO) of 1737 km². It is known from six locations and is potentially threatened by habitat loss to mining. It is listed as Near Threatened. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | This species is endemic to the Knersvlakte north of Vanrhynsdorp in the Western Cape province of South Africa. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Knersvlakte Quartz Vygieveld, Southern Namaqualand Quartzite Klipkoppe Shrubland, Doringrivier Quartzite Karoo |
Description | It occurs on loamy flats with quartz pebbles. |
Threats |
| Drosanthemum oculatum is potentially threatened by habitat loss to mining at one known location on the Knersvlakte, but other locations are not threatened. There has recently been an increasing interest in mining on the Knersvlakte (N.A. Helme, pers. comm.). |
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 | | Drosanthemum oculatum L.Bolus | NT D2 | 2020.1 | | Drosanthemum oculatum L.Bolus | Least Concern | Raimondo et al. (2009) | |
Bibliography |
Bolus, H.M.L. 1928-1935. Notes on Mesembrianthemum and allied genera. Part II. Bolus Herbarium, University of Cape Town, Cape Town.
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.
Snijman, D.A. 2013. Plants of the Greater Cape Floristic Region 2: The extra Cape flora. Strelitzia 30. South African National Biodiversity Institute, Pretoria.
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Citation |
| Klak, C., Raimondo, D. & von Staden, L. 2018. Drosanthemum oculatum L.Bolus. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14 |
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