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Scientific Name | Elegia extensa Pillans |
Higher Classification | Monocotyledons |
Family | RESTIONACEAE |
National Status |
Status and Criteria | Endangered B1ab(ii,iii) |
Assessment Date | 2006/09/11 |
Assessor(s) | H.P. Linder, N.A. Helme, D. Raimondo & R.C. Turner |
Justification | EOO<2000 km², known from three widely separated locations. None of which are conserved. Declining due to encroachment from invasive alien pines, as well as livestock grazing and other impacts associated with occurring on small fragments within highly transformed agricultural landscapes. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | Wolseley to Bredasdorp. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Swartland Shale Renosterveld, Breede Shale Renosterveld, Eastern Ruens Shale Renosterveld, Agulhas Sand Fynbos, Cape Flats Sand Fynbos |
Description | Interface between renosterveld and fynbos, on sandstone gravel over shale in loamy soils. |
Threats |
| Habitat loss, Habitat degradation, Invasive Alien Species (direct effects) |
Population |
The Wolseley subpopulation is extensive, with hundreds of plants, but restricted to an area of probably 1.5 x 1 km, mostly in the cleared area below power-pylons.
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Population trend | Decreasing |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Elegia extensa Pillans | EN B1ab(ii,iii) | Raimondo et al. (2009) | | Elegia extensa Pillans | Indeterminate | Hilton-Taylor (1996) | | Elegia extensa Pillans | Extinct | 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.
Linder, H.P. 2011. The African Restionaceae: an Interactive Key identification and description system. Version 6. http://www.systbot.uzh.ch/Bestimmungsschluessel/Restionaceae_en.html. Downloaded.
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 |
| Linder, H.P., Helme, N.A., Raimondo, D. & Turner, R.C. 2006. Elegia extensa Pillans. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14 |
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