Taxonomy
Scientific Name
Roella arenaria Schltr.
Higher Classification
Dicotyledons
Family
CAMPANULACEAE
National Status
Status and Criteria
Vulnerable B1ab(ii,iii,iv,v)+2ab(ii,iii,iv,v)
Assessment Date
2007/12/14
Assessor(s)
N.A. Helme & D. Raimondo
Justification
An Agulhas Plain and Overberg endemic (EOO 700 km²), known from less than 10 locations. Declining due to encroachment from invasive alien acacias, sand mining, urban expansion and agriculture (proteas and vineyard cultivation).
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Malmesbury to Bredasdorp.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Swartland Granite Renosterveld, Overberg Sandstone Fynbos, Agulhas Sand Fynbos, Atlantis Sand Fynbos, Hopefield Sand Fynbos
Description
Sandy flats and low slopes.
Threats
Threatened by ongoing habitat loss to protea and vineyard cultivation, urban expansion, sand mining and competition from alien invasive plants.
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Roella arenaria Schltr.VU B1ab(ii,iii,iv,v)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.


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
Helme, N.A. & Raimondo, D. 2007. Roella arenaria Schltr. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2022/05/17

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Distribution map


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