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Scientific Name | Otholobium incanum C.H.Stirt. |
Higher Classification | Dicotyledons |
Family | FABACEAE |
National Status |
Status and Criteria | Endangered B1ab(iii) |
Assessment Date | 2012/11/14 |
Assessor(s) | N.A. Helme, D. Raimondo & L. von Staden |
Justification | A rare and localized species (EOO 565 km²), currently known from only three locations and declining due to ongoing habitat loss to crop cultivation. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | Vredendal district, Groot Goerap River to Doringbaai. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Namaqualand Inland Duneveld, Namaqualand Strandveld, Knersvlakte Quartz Vygieveld |
Description | West Coast Sandveld, in calcareous soils below 120 m. |
Threats |
| Threatened in the southern part of its range by ongoing habitat loss to crop cultivation. A subpopulation further north is potentially threatened by habitat loss to mining. |
Population |
This rare species remains known from only four collections from three locations. It is possibly overlooked, as it occurs in a relatively poorly surveyed area.
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Population trend | Decreasing |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Otholobium incanum C.H.Stirt. | VU D2 | 2012.1 | | Otholobium incanum C.H.Stirt. | VU D2 | Raimondo et al. (2009) | | Otholobium incanum C.H.Stirt. | Vulnerable | 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.
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.
Stirton, C. 1989. A revision of Otholobium C.H.Stirton (Papilionoideae, Leguminosae). Unpublished Ph.D., University of Cape Town, Cape Town.
Stirton, C.H. 1991. Notes on the genus Otholobium (Psoraleeae, Fabaceae). 5. Four new species from Namaqualand, South Africa. South African Journal of Botany 57(2):123-127.
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Citation |
| Helme, N.A., Raimondo, D. & von Staden, L. 2012. Otholobium incanum C.H.Stirt. National Assessment: Red List of South African Plants version . Accessed on 2025/05/22 |
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