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Scientific Name | Erica filamentosa Andrews |
Higher Classification | Dicotyledons |
Family | ERICACEAE |
Common Names | Tril-heath (e), Tril-heide (a) |
National Status |
Status and Criteria | Endangered B1ab(ii,iii,iv,v)+2ab(ii,iii,iv,v) |
Assessment Date | 2012/09/05 |
Assessor(s) | E.G.H. Oliver, R.C. Turner & L. von Staden |
Justification | EOO 24 km² and two known locations. Declining due to ongoing habitat loss to crop cultivation. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | Swellendam to Suurbraak. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Swellendam Silcrete Fynbos |
Description | Gravely flats. |
Threats |
| Erica filamentosa is endemic to Swellendam Silcrete Fynbos, a vegetation type over 60% transformed, predominantly for crop cultivation. Of the two known subpopulations, one is protected within a national park, while the other occurs on privately owned land where it is threatened by ongoing habitat loss to crop cultivation. |
Population |
Population trend | Decreasing |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Erica filamentosa Andrews | VU D1+2 | 2012.1 | | Erica filamentosa Andrews | VU D1+2 | Raimondo et al. (2009) | |
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.
Oliver, E.G.H. and Oliver, I.M. 2002. The genus Erica (Ericaceae) in southern Africa: taxonomic notes 1. Bothalia 32(1):37-61.
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.
Schumann, D., Kirsten, G. and Oliver, E.G.H. 1992. Ericas of South Africa. Fernwood Press, Cape Town.
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Citation |
| Oliver, E.G.H., Turner, R.C. & von Staden, L. 2012. Erica filamentosa Andrews. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14 |
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