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Scientific Name | Erica thomae L.Bolus |
Higher Classification | Dicotyledons |
Family | ERICACEAE |
Synonyms | Erica porteri Compton, Erica tenax L.Bolus, Erica thomae L.Bolus var. brevisepala L.Bolus |
National Status |
Status and Criteria | Rare |
Assessment Date | 2023/07/13 |
Assessor(s) | F. Munro, R.C. Turner, E.G.H. Oliver & L. von Staden |
Justification | A range-restricted (extent of occurrence 355 km²), but locally common endemic to the Kogelberg Mountains. This species' habitat is well protected and not threatened. It is therefore listed nationally as Rare but qualifies for listing as Least Concern under the IUCN 3.1 categories. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | This species is restricted to the Kogelberg area near Caledon in the Western Cape Province of South Africa. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Kogelberg Sandstone Fynbos |
Description | It is grows on rocky sandstone slopes. |
Threats |
| Invasive alien species are present in low-lying parts of this species' range, but do not yet pose a threat. However, if left unmanaged, it could potentially become dense enough to outcompete native species in the future. |
Population |
This species is locally common and known from at least seven subpopulations.
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Population trend | Stable |
Conservation |
| It is conserved in Kogelberg Biosphere Reserve. |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Erica thomae L.Bolus | Least Concern | 2011.1 | | Erica thomae L.Bolus | Least Concern | Raimondo et al. (2009) | | Erica porteri Compton | Vulnerable | Hilton-Taylor (1996) | | Erica porteri Compton | Vulnerable | Hall et al. (1980) | |
Bibliography |
Goldblatt, P. and Manning, J.C. 2000. Cape Plants: A conspectus of the Cape Flora of South Africa. Strelitzia 9. National Botanical Institute, Cape Town.
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.
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Citation |
| Munro, F., Turner, R.C., Oliver, E.G.H. & von Staden, L. 2023. Erica thomae L.Bolus. National Assessment: Red List of South African Plants version . Accessed on 2025/06/01 |
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