Trisetopsis quinqueseta (Steud.) Röser & A.Wölk (2013:60)
Taxonomy & Nomenclature
Synonyms: Avena quinqueseta Steud. in Flora 12: 485 (1829); Trisetum steudelii Nees in Linnaea 7: 308 (1832); Avenastrum quinquesetum (Steud.) Stapf in W.H.Harvey & auct. suc. (eds.), Fl. Cap. 7: 475 (1899); Helictotrichon quinquesetum (Steud.) Schweick. in Bothalia 3: 188 (1937); Arrhenatherum quinquesetum (Steud.) Potztal in Bot. Jahrb. Syst. 75: 328 (1951)
Conservation Status
Missing (Helme & Trinder-Smith, 2006; Raimondo et al., 2009; Helme & Raimondo, 2015) or Extinct (Christenhusz & Govaerts, 2024; POWO, 2024)
Last record (disputed): 1800-1850 (Mashau et al., 2020:25); 1869 (Christenhusz & Govaerts, 2024)
Distribution
Table Mountain, Western Cape Province, South Africa
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Steudel, E. G. (1829). Bemerkungen über einige Cyperaceen und Gramineen vom Vorgebirge der guten Hoffnung. Zweite Lieferung. Flora oder Botanische Zeitung 12: 481-492.
Other references:
Christenhusz, Maarten J. M. and Govaerts, Rafaël. (2023). Uitgestorven. Op plantenjacht rond de wereld: 1-511. Sterck & De Vreese.
Christenhusz, Maarten J. M. and Govaerts, Rafaël. (2024). Plant extinction in the Anthropocene. Botanical Journal of the Linnean Society. https://doi.org/10.1093/botlinnean/boae045 [Appendix S1]
Clayton, W. D., Harman, K. T. and Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
Germishuizen, G. and Meyer, N. L. (eds.). (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
Gibbs Russell, G. E., Watson, L., Koekemoer, M., Smook, L., Barker, N. P., Anderson, H. M. and Dallwitz, M. J. (1990). Grasses of southern Africa. Memoirs of the Botanical Survey of South Africa 58:1-437. Botanical Research Institute, Pretoria.
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.
Helme, N. A. and Raimondo, D. (2015). Helictotrichon quinquesetum (Steud.) Schweick. National Assessment: Red List of South African Plants version 2017.1. Accessed on 2017/06/05.
Helme, N. A. and Trinder-Smith, T. H. (2006). The endemic flora of the Cape Peninsula, South Africa. South African Journal of Botany 72(2): 205-210. https://doi.org/10.1016/j.sajb.2005.07.004
Hilton-Taylor, C. (1996). Red data list of southern African plants. Strelitzia 4. South African National Botanical Institute, Pretoria.
Le Roux, Johannes J., Hui, C., Castillo, M. L., Iriondo, J. M., Keet, J.-H., Khapugin, A. A., Médail, F., Rejmánek, M., Theron, G. Yannelli, F. A. and Hirsch, H. (2019). Recent Anthropogenic Plant Extinctions Differ in Biodiversity Hotspots and Coldspots. Current Biology 29(17): 2912-2918.e2. https://doi.org/10.1016/j.cub.2019.07.063
Mashau, Aluoneswi, Fish, Lyn and van Wyk, Abraham E. (2020). A taxonomic treatment of Trisetopsis (Poeae, Poaceae) in southern Africa. Phytotaxa 458(1): 15-68. https://doi.org/10.11646/phytotaxa.458.1.2
POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 28 April 2024]
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.
Schweickerdt, H. G. (1939). A revision of the South African species of Helictotrichon, Bess. ex. Schultes. Bothalia 3:185-198.
Stapf, O. (1900). Gramineae. In: W.T. Thiselton-Dyer (ed). Flora Capensis VII (Pontederiaceae to Gramineae):310-750. L. Reeve & Co., Ltd., Ashford.