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Scientific Name | Agathosma geniculata Pillans |
Higher Classification | Dicotyledons |
Family | RUTACEAE |
National Status |
Status and Criteria | Near Threatened B1ab(iii,v)+2ab(iii,v) |
Assessment Date | 2018/10/01 |
Assessor(s) | T. Trinder-Smith & L. von Staden |
Justification | Agathosma geniculata is a range-restricted, but still fairly common species, with an extent of occurrence (EOO) of 4182 km². It has an estimated number of locations of 15-20. It continues to decline due to competition from alien invasive plants, and is listed as Near Threatened. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | This species is endemic to South Africa, and is found from Hermanus to Witsand. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Overberg Dune Strandveld, Canca Limestone Fynbos, Agulhas Limestone Fynbos |
Description | It occurs in limestone outcrops near the coast. |
Threats |
| Agathosma geniculata has lost habitat to coastal development in the past, and loss continues. In addition, it is threatened across most of its range by competition from dense infestations of unmanaged alien invasive plants. |
Population |
There is no information available on the population of this species.
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Population trend | Decreasing |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Agathosma geniculata Pillans | NT B1ab(ii,iii,iv,v) | Raimondo et al. (2009) | | Agathosma geniculata Pillans | VU B1B2c | Victor (2002) | | Agathosma geniculata Pillans | Not Threatened | Hilton-Taylor (1996) | | Agathosma geniculata Pillans | Rare | Hall et al. (1980) | |
Bibliography |
Bolus Herbarium. The genus Agathosma, specimen data from the Bolus Herbarium Collections database. University of Cape Town, Cape Town. Downloaded on 2007.
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.
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 |
| Trinder-Smith, T. & von Staden, L. 2018. Agathosma geniculata Pillans. National Assessment: Red List of South African Plants version . Accessed on 2025/04/13 |
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