Taxonomy
Scientific Name
Othonna membranifolia DC.
Higher Classification
Dicotyledons
Family
ASTERACEAE
National Status
Status and Criteria
Data Deficient - Insufficient Information
Assessment Date
2018/05/16
Assessor(s)
D. Raimondo & J.E. Victor
Justification
Othonna membranifolia was last collected in 1932. It is highly likely to be threatened by lack of fire, crop cultivation, urban expansion and severe infestations of alien plants within both the river systems it occurs in. It is listed as Data Deficient.
Distribution
Endemism
South African endemic
Provincial distribution
Eastern Cape
Range
This species is endemic to South Africa, and is found in Van Stadens and Swartkops Rivers.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Albany Alluvial Vegetation, Vanstadens Forest Thicket, Elands Forest Thicket, Sundays Mesic Thicket
Description
Its habitat is uncertain, possibly restricted to stream sides.
Threats
Othonna membranifolia is threatened by habitat loss to agriculture, urban expansion and alien plant invasion.
Population

There is no information available on the population of this species.


Population trend
Unknown
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Othonna membranifolia DC.Data Deficient Raimondo et al. (2009)
Othonna membranifolia DC.VU D2Victor (2002)
Othonna membranifolia DC.Insufficiently Known Hilton-Taylor (1996)
Othonna membranifolia DC.Indeterminate 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.


Harvey, W.H. 1894. Compositae. In: W.H. Harvey and O.W. Sonder (eds). Flora Capensis III (Rubiaceae to Campanulaceae):44-530. L. Reeve & Co., Ltd., Ashford.


Hilton-Taylor, C. 1996. Red data list of southern African plants. Strelitzia 4. South African National Botanical Institute, Pretoria.


Manning, J.C. and Goldblatt, P. 2012. Plants of the Greater Cape Floristic Region 1: The Core Cape Flora. Strelitzia 29. South African National Biodiversity 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.


Victor, J.E. 2002. South Africa. In: J.S. Golding (ed), Southern African plant Red Data Lists. Southern African Botanical Diversity Network Report 14 (pp. 93-120), SABONET, Pretoria.


Citation
Raimondo, D. & Victor, J.E. 2018. Othonna membranifolia DC. National Assessment: Red List of South African Plants version . Accessed on 2025/05/15

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Distribution map


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