Taxonomy
Scientific Name
Crassula sericea Schönland
Higher Classification
Dicotyledons
Family
CRASSULACEAE
National Status
Status and Criteria
Least Concern
Assessment Date
2015/05/14
Assessor(s)
L. von Staden
Justification
Widespread, common and not in danger of extinction.
Distribution
Endemism
Not endemic to South Africa
Provincial distribution
Northern Cape
Range
Southern Namibia to the Richtersveld, as far south as Komaggas, and eastwards along the lower Gariep Valley as far as Kakamas.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Desert, Nama Karoo, Succulent Karoo
Description
Crevices on rocky slopes and outcrops, often sheltered under overhanging rocks.
Population
Population trend
Stable
Notes
The varieties of this variable species are difficult to distinguish and overlap in range (Tölken 1977, 1985), and are therefore assessed together at species-level.
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Crassula sericea Schönland var. hottentotta (Marloth & Schönland) ToelkenLeast Concern Raimondo et al. (2009)
Crassula sericea Schönland var. sericea Least Concern Raimondo et al. (2009)
Crassula sericea Schönland var. velutina (Friedrich) ToelkenRare Raimondo et al. (2009)
Crassula sericea Schönland var. velutina (Friedrich) ToelkenRare Hilton-Taylor (1996)
Crassula sericea Schönland var. velutina (Friedrich) ToelkenUncertain 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.


Snijman, D.A. 2013. Plants of the Greater Cape Floristic Region 2: The extra Cape flora. Strelitzia 30. South African National Biodiversity Institute, Pretoria.


Tölken, H.R. 1975. New taxa and new combination in the genus Crassula. Journal of South African Botany 41(2):93-124.


Tölken, H.R. 1977. A revision of the genus Crassula in Southern Africa. Contributions from the Bolus Herbarium 8(1&2):1-595.


Tölken, H.R. 1985. Crassulaceae. In: O.A. Leistner (ed). Flora of southern Africa 14,1:1-244. Botanical Research Institute, Pretoria.


Citation
von Staden, L. 2015. Crassula sericea Schönland. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14

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Distribution map

© C. Paterson-Jones


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