Taxonomy
Scientific Name
Tylecodon torulosus Toelken
Higher Classification
Dicotyledons
Family
CRASSULACEAE
National Status
Status and Criteria
Vulnerable D2
Assessment Date
2015/05/13
Assessor(s)
E.J. van Jaarsveld, D. Raimondo & L. von Staden
Justification
Known from one location where it is potentially threatened by habitat degradation due to overgrazing.
Distribution
Endemism
South African endemic
Provincial distribution
Northern Cape
Range
Richtersveld near Lekkersing.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Central Richtersveld Mountain Shrubland
Description
Shaded, sheltered crevices in quartzite rocks.
Threats
Potentially threatened by habitat degradation and trampling due to overgrazing.
Population

A rare and localized species, known from a single subpopulation.


Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Tylecodon torulosus ToelkenVU D2Raimondo et al. (2009)
Tylecodon torulosus ToelkenRare Hilton-Taylor (1996)
Bibliography

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.


Snijman, D.A. 2013. Plants of the Greater Cape Floristic Region 2: The extra Cape flora. Strelitzia 30. South African National Biodiversity Institute, Pretoria.


Tölken, H.R. 1978. New taxa and new combinations in Cotyledon and allied genera. Bothalia 12(3):377-393.


Tölken, H.R. 1985. Crassulaceae. In: O.A. Leistner (ed). Flora of southern Africa 14,1:1-244. Botanical Research Institute, Pretoria.


Van Jaarsveld, E.J. and Koutnik, D. 2004. Cotyledon and Tylecodon. Umdaus Press, Pretoria.


Citation
van Jaarsveld, E.J., Raimondo, D. & von Staden, L. 2015. Tylecodon torulosus Toelken. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14

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Distribution map


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