Taxonomy
Scientific Name
Wiborgia fusca Thunb. subsp. macrocarpa R.Dahlgren
Higher Classification
Dicotyledons
Family
FABACEAE
National Status
Status and Criteria
Endangered B1ab(ii,iii,iv,v)+2ab(ii,iii,iv,v)
Assessment Date
2007/05/03
Assessor(s)
N.A. Helme & D. Raimondo
Justification
EOO 354 km², three to five remaining locations are declining due to coastal housing development, wheat cultivation and industrial development.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Vredenburg.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Saldanha Limestone Strandveld, Saldanha Flats Strandveld, Saldanha Granite Strandveld
Description
Granite soils on slopes of granite koppies.
Threats
Habitat loss to coastal development is the most severe ongoing threat to this subspecies, with industrial development on the outskirts of Saldanha and Langebaanweg causing further loss. Habitat loss to wheat cultivation around Vredenburg is largely a historical threat, but it resulted in a severe reduction of the available habitat.
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Wiborgia fusca Thunb. subsp. macrocarpa R.DahlgrenEN B1ab(ii,iii,iv,v)Raimondo et al. (2009)
Bibliography

Dahlgren, R. 1975. Studies on Wiborgia Thunb. and related species of Lebeckia Thunb. (Fabaceae). Opera Botanica 38:1-83.


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. Wiborgia fusca Thunb. subsp. macrocarpa R.Dahlgren. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2024/02/23

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Distribution map

© I. Ebrahim


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