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Scientific Name | Athanasia sertulifera DC. |
Higher Classification | Dicotyledons |
Family | ASTERACEAE |
National Status |
Status and Criteria | Endangered A2bc |
Assessment Date | 2010/09/01 |
Assessor(s) | N.A. Helme & D. Raimondo |
Justification | A range-restricted species (EOO 1 338 km²) occurring in deep sands, severely threatened by potato and rooibos tea cultivation. Sixty percent of its habitat has been lost over the past 40 years (generation length estimated 15-20 years). Between six and eight subpopulations remain, and this species continues to decline. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | South-west of Klawer to Aurora and Paleisheuwel. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Graafwater Sandstone Fynbos, Hopefield Sand Fynbos, Leipoldtville Sand Fynbos |
Description | Dry, sandy flats. |
Threats |
| Extensive, recent habitat loss to potato and rooibos tea cultivation has affected most known locations of this species. A number of known subpopulations are now restricted to road reserves. Habitat loss is ongoing. |
Population |
Population trend | Decreasing |
Notes |
| Recent field surveys indicate that this species has a somewhat wider range than previously known. |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Athanasia sertulifera DC. | EN A2bc; B1ab(ii,iii,iv,v) | Raimondo et al. (2009) | | Athanasia sertulifera DC. | VU D2 | Victor (2002) | | Athanasia sertulifera DC. | Insufficiently Known | Hilton-Taylor (1996) | |
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.
Hilton-Taylor, C. 1996. Red data list of southern African plants. Strelitzia 4. South African National Botanical Institute, Pretoria.
Källersjo, M. 1991. The genus Athanasia (Compositae - Anthemideae). Opera Botanica 106:1-75.
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 |
| Helme, N.A. & Raimondo, D. 2010. Athanasia sertulifera DC. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14 |
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