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Scientific Name | Tritonia gladiolaris (Lam.) Goldblatt & J.C.Manning |
Higher Classification | Monocotyledons |
Family | IRIDACEAE |
Synonyms | Gladiolus lineatus Salisb., Ixia gladiolaris Lam., Ixia striata Vahl, Montbretia lineata (Salisb.) Baker, Tritonia flavida Schltr., Tritonia kraussii Baker, Tritonia lineata (Salisb.) Ker Gawl., Tritonia lineata (Salisb.) Ker Gawl. var. parvifolia M.P.de Vos, Tritonixia lineata (Salisb.) Klatt |
Common Names | Bergkatjietee (a), Pencilled Tritonia (e), Yellow Tritonia (e) |
National Status |
Status and Criteria | Least Concern |
Assessment Date | 2021/07/07 |
Assessor(s) | W. Foden, L. Potter & T. Patel |
Justification | This species has an extent of occurrence (EOO) of 497 089 km², and an area of occupancy (AOO) of 780 km². It is widespread across Eastern Cape and KwaZulu-Natal, and is also found in Western Cape, Free State, Eswatini and in Lesotho. It is not in danger of extinction, and is therefore listed as Least Concern. |
Distribution |
Endemism | Not endemic to South Africa |
Provincial distribution | Eastern Cape, Free State, KwaZulu-Natal, Mpumalanga, Western Cape |
Range | It extends through south-eastern and eastern South Africa from Humansdorp in Eastern Cape through KwaZulu-Natal, eastern Free State and Lesotho to Wakkerstroom in Mpumalanga. It is also found the Western Cape. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Forest, Fynbos, Grassland, Savanna |
Description | It occurs in stony grassland, from near sea level to the high Drakensberg, typically on dolerite or sandstone soils. |
Threats |
| This species has lost 34% of its habitat (calculated using landcover data in GIS) across its wide range to agriculture, infrastructure development, competition from alien invasive species, harvesting, too frequent fires, and mining. |
Population |
The population trend of this species is unknown, however, it is widespread and is not in danger of extinction. It is known from more than 50 subpopulations.
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Population trend | Unknown |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Tritonia gladiolaris (Lam.) Goldblatt & J.C.Manning | 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.
Pooley, E. 2003. Mountain flowers: a field guide to the flora of the Drakensberg and Lesotho. Natal Flora Publications Trust, Durban.
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.
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Citation |
| Foden, W., Potter, L. & Patel, T. 2021. Tritonia gladiolaris (Lam.) Goldblatt & J.C.Manning. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14 |
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