|
Scientific Name | Tritoniopsis caledonensis (R.C.Foster) G.J.Lewis |
Higher Classification | Monocotyledons |
Family | IRIDACEAE |
Synonyms | Exohebea caledonensis R.C.Foster |
National Status |
Status and Criteria | Vulnerable B1ab(iii)+2ab(iii) |
Assessment Date | 2007/04/11 |
Assessor(s) | D. Raimondo & R.C. Turner |
Justification | EOO 1051 km², known from six locations. It has lost habitat to afforestation in the past and occurs mostly at low to mid altitudes in areas threatened by invasive aliens plants. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | Houwhoek to Shaw's Mountain. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Overberg Sandstone Fynbos, Kogelberg Sandstone Fynbos |
Description | Rocky sandstone slopes. |
Threats |
| Much of this species' habitat has been converted to forestry plantations. Plantations are no longer expanding, however, unmanaged escaped exotic pine seedlings are becoming invasive and is outcompeting native species. |
Population |
Population trend | Decreasing |
Conservation |
| Not currently conserved in any formally protected area. |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Tritoniopsis caledonensis (R.C.Foster) G.J.Lewis | VU B1ab(iii) | 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.
Lewis, G.J. 1959. South African Iridaceae. The genus Tritoniopsis. Journal of South African Botany 25:319-355.
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.
|
Citation |
| Raimondo, D. & Turner, R.C. 2007. Tritoniopsis caledonensis (R.C.Foster) G.J.Lewis. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14 |
Comment on this assessment
