Taxonomy
Scientific Name
Cullumia floccosa E.Mey. ex DC.
Higher Classification
Dicotyledons
Family
ASTERACEAE
National Status
Status and Criteria
Critically Endangered A2ac; B1ab(iii); C2a(ii)
Assessment Date
2008/04/28
Assessor(s)
N.A. Helme & D. Raimondo
Justification
This species has an extent of occurrence (EOO) of 400 km² and has lost over 80% of its habitat over the past 25 years (generation length 20 years) to crop cultivation. This loss is continuing as a result of expansion for Rooibos tea and potato cultivation, it is also threatened by urban development. Presently, it is known from only two fragmented subpopulations and from 61 plants, 60 of which occur in one subpopulation.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
This species is found in Redelinghuys.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Leipoldtville Sand Fynbos
Description
Plants grow in deep sands.
Threats
At least 80% of this species' habitat has been lost to rooibos and potato cultivation in the past 25 years (N.A. Helme pers. obs.), and loss is continuing. Urban expansion around Redelinghuys is also a potential threat.
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Cullumia floccosa E.Mey. ex DC.CR A2ac; B1ab(iii); C2a(ii)Raimondo et al. (2009)
Cullumia floccosa E.Mey. ex DC.Insufficiently Known Hilton-Taylor (1996)
Cullumia floccosa E.Mey. ex DC.Uncertain Hall et al. (1980)
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.


Hall, A.V., De Winter, M., De Winter, B. and Van Oosterhout, S.A.M. 1980. Threatened plants of southern Africa. South African National Scienctific Programmes Report 45. CSIR, Pretoria.


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.


Roessler, H. 1959. Revision der Arctotideae-Gorteriinae (Compositae). Mitteilungen der Botanischen Staatssammlung München 3:71-500.


Citation
Helme, N.A. & Raimondo, D. 2008. Cullumia floccosa E.Mey. ex DC. National Assessment: Red List of South African Plants version . Accessed on 2025/04/18

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Distribution map


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