Taxonomy
Scientific Name
Huernia nouhuysii I.Verd.
Higher Classification
Dicotyledons
Family
APOCYNACEAE
National Status
Status and Criteria
Vulnerable D2
Assessment Date
2005/08/18
Assessor(s)
J.E. Victor
Justification
Known from three locations within a restricted range (EOO<100 km²). Potentially threatened by harvesting for the specialist succulent horticulture trade, drought and disturbance by animals.
Distribution
Endemism
South African endemic
Provincial distribution
Limpopo
Range
Wyllie's Poort to Vivo.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Musina Mopane Bushveld, Soutpansberg Mountain Bushveld, Makhado Sweet Bushveld
Description
Rocky sandstone ridges and outcrops usually in dry, exposed sites near summits, amongst rocks, wedged in crevices or between small grass clumps.
Threats
Natural disasters, Changes in native species dynamics, Harvesting [gathering], Habitat degradation
Population
Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Huernia nouhuysii I.Verd.VU D2Raimondo et al. (2009)
Huernia nouhuysii I.Verd.Endangered Hilton-Taylor (1996)
Huernia nouhuysii I.Verd.Vulnerable Hall et al. (1980)
Bibliography

Bruyns, P.V. 2005. Stapeliads of southern Africa and Madagascar. (Vol. 1, pp. 1-330). Umdaus Press, Pretoria.


Hahn, N. 2002. Endemic flora of the Soutpansberg. Unpublished MSc, Univeristy of Natal, Pietermaritzburg.


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.


Leach, L.C. 1988. A revision of Huernia. In: M.J. Kimberley (ed), Excelsa Taxonomic Series 4 (pp. 1-197), The Aloe, Cactus and Succulent Society of Zimbabwe, Harare.


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
Victor, J.E. 2005. Huernia nouhuysii I.Verd. National Assessment: Red List of South African Plants version . Accessed on 2025/04/13

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