Taxonomy
Scientific Name
Tritonia cooperi (Baker) Klatt subsp. cooperi
Higher Classification
Monocotyledons
Family
IRIDACEAE
Synonyms
Gladiolus longiflorus L.f. (in part), Ixia cooperi Baker, Morphixia cooperi Baker, Tritonia longiflora N.E.Br. (in part), not of Ker Gawl. (1804), Tritonia longituba R.C.Foster (in part)
National Status
Status and Criteria
Least Concern
Assessment Date
2021/07/05
Assessor(s)
W. Foden, L. Potter & T. Patel
Justification
This taxon has an extent of occurrence (EOO) of 137 798 km², and an area of occupancy (AOO) of 88 km². It is known from between 18 and 22 subpopulations. The species is currently assessed as Least Concern as it is too abundant to be at risk of extinction in the near future, however the population trends should be monitored.
Distribution
Endemism
South African endemic
Provincial distribution
Gauteng, KwaZulu-Natal, Western Cape
Range
It is endemic to South Africa, and is found on the coastal plain and mountains of Western Cape, from Du Toit's Kloof to Kogelberg and east across the Riviersonderend Mountains and Langeberg to Riversdale and the Potberg. Recent records place this subspecies in KwaZulu-Natal.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Fynbos, Succulent Karoo
Description
Plants grow on sandstone slopes in fynbos, flowering well after fire.
Threats
This taxon has lost 46% suitable habitat (calculated using landcover data on GIS) within its range due to infrastructural developments and habitat degradation from livestock and competition from invasive alien species. This species is also being illegally collected for the medicinal trade.
Population

It is known from between 18 and 22 subpopulations, and it has a stable population trend.


Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Tritonia cooperi (Baker) Klatt subsp. cooperi Least Concern Raimondo et al. (2009)
Bibliography

Goldblatt, P. and Manning, J.C. 2020. Iridaceae of southern Africa. Strelitzia 42. 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.


Citation
Foden, W., Potter, L. & Patel, T. 2021. Tritonia cooperi (Baker) Klatt subsp. cooperi. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14

Comment on this assessment Comment on this assessment
Distribution map


Search for images of Tritonia cooperi subsp. cooperi on iNaturalist