Taxonomy
Scientific Name
Osteospermum subulatum DC.
Higher Classification
Dicotyledons
Family
ASTERACEAE
National Status
Status and Criteria
Vulnerable B1ab(i,ii,iii)
Assessment Date
2014/10/02
Assessor(s)
D. van der Colff
Justification
EOO 2164 km², 10 locations, and declining due to habitat loss to coastal development and competition from alien invasive plants.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Agulhas Plain.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Canca Limestone Fynbos, De Hoop Limestone Fynbos, Agulhas Limestone Fynbos
Description
Limestone fynbos.
Threats
Coastal subpopulations are declining due to ongoing habitat loss to coastal development, while some inland subpopulations have lost habitat to crop cultivation in the past. The majority of this species' remaining habitat is densely infested with unmanaged alien invasive plants, which are outcompeting native species.
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Osteospermum subulatum DC.VU B1ab(i,ii,iii)2015.1
Osteospermum subulatum DC.Threatened 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.


Norlindh, T. 1943. Studies in the Calenduleae. 1: Monograph of the genera Dimorphotheca, Castalis, Osteospermum, Gibbaria and Chrysanthemoides. Gleerup, Lund.


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
van der Colff, D. 2014. Osteospermum subulatum DC. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2022/05/20

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Distribution map


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