Taxonomy
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 potentially threatened by habitat loss to mining.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
This species is endemic to the Knersvlakte north of Vanrhynsdorp in the Western Cape.
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
This species 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
Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Drosanthemum oculatum L.BolusLeast 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.


Citation
Klak, C., Raimondo, D. & von Staden, L. 2018. Drosanthemum oculatum L.Bolus. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2020/07/10

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Distribution map


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