Dianthus basuticus subsp. fourcadei

Taxonomy
Scientific Name
Dianthus basuticus Burtt Davy subsp. fourcadei S.S.Hooper
Higher Classification
Dicotyledons
Family
CARYOPHYLLACEAE
National Status
Status and Criteria
Vulnerable B1ab(iii)+2ab(iii)
Assessment Date
2016/11/14
Assessor(s)
L. von Staden
Justification
A range-restricted taxon (EOO 1017 km²), known from six to eight locations and declining due to ongoing habitat loss and degradation.
Distribution
Endemism
South African endemic
Provincial distribution
Eastern Cape, Western Cape
Range
Mountain slopes in the Uniondale and Uitenhage districts.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Langkloof Shale Renosterveld, Uniondale Shale Renosterveld, Kouga Grassy Sandstone Fynbos, Kouga Sandstone Fynbos, Tsitsikamma Sandstone Fynbos
Description
Rocky slopes in renosterveld and lower sandstone slopes.
Threats
The most severe threat to this taxon is ongoing habitat loss and fragmentation due to ongoing agricultural expansion. In addition, remaining fragments also continue to be degraded to overgrazing.
Population

This taxon is poorly known and rarely collected, but may also be overlooked. Historical records indicate that it occurs at between six and eight locations, and continuing population decline is inferred from ongoing habitat loss to agricultural expansion at most known locations.


Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Dianthus basuticus Burtt Davy subsp. fourcadei S.S.HooperLeast Concern Raimondo et al. (2009)
Bibliography

Hooper, S.S. 1959. The genus Dianthus in central and South Africa. Hooker's Icones Plantarum 37:1-59.


Manning, J.C. and Goldblatt, P. 2012. Plants of the Greater Cape Floristic Region 1: The Core Cape Flora. Strelitzia 29. South African National Biodiversity 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.


Vlok, J. and Schutte-Vlok, A.L. 2010. Plants of the Klein Karoo. Umdaus Press, Hatfield.


Citation
von Staden, L. 2016. Dianthus basuticus Burtt Davy subsp. fourcadei S.S.Hooper. National Assessment: Red List of South African Plants version 2017.1. Accessed on 2017/11/22

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Distribution map

© J.H. Vlok/A.L. Schutte-Vlok


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