Disa ecalcarata (G.J.Lewis) H.P.Linder (1999:224)
Taxonomy & Nomenclature
Synonym/s: Monadenia ecalcarata G.J.Lewis in J. S. African Bot. 14: 31 (1948)
Taxonomic validity unsettled (von Staden, 2006).
Conservation Status
Data Deficient (von Staden, 2006; Raimondo et al., 2009) or Extinct (Hilton-Taylor, 1996; Victor, 2002; Humphreys et al., 2019; Dhanda et al., 2022:809; POWO, 2024)
Last (and only) record: 1947 (von Staden, 2006)
Distribution & Habitat
South Africa
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Lewis, G. J. (1948). Plantae Novae Africanae. Journal of South African Botany 14: 31-34.
Other references:
Christenhusz, M. and Govaerts, R. (2023). Uitgestorven. Op plantenjacht rond de wereld: 1-511. Sterck & De Vreese.
Dhanda, S., Caromel A., Govaerts R., Pavitt A., Bullough, L.-A. and Hartley, H. (2022). CITES Appendix II Orchid Checklist. Kew, Surrey: Royal Botanic Gardens / Cambridge: UNEP-WCMC. 1116 pp. [p. 809]
Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.
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 Trinder-Smith, T. H. (2006). The endemic flora of the Cape Peninsula, South Africa. South African Journal of Botany 72(2):205-210.
Hilton-Taylor, Craig (ed.). (1996). Red data list of Southern African plants: 1-117. National Botanical Institute, Pretoria.
Humphreys, Aelys M., Govaerts, Rafaël, Ficinski, Sarah Z., Lughadha, Eimear Nic and Vorontsova, Maria S. (2019). Global dataset shows geography and life form predict modern plant extinction and rediscovery. Nature Ecology & Evolution 3: 1043-1047. https://doi.org/10.1038/s41559-019-0906-2 [Supplementary Dataset 1]
Liltved, W. R. and Johnson, S. D. (2012). The Cape orchids. A regional monograph of the orchids of the Cape floristic region 2: 485-1022. Sandstone editions, Cape Town.
Linder, H. P. (1980). An annotated revision of the genus Schizochilus Sond. (Orchidaceae). Journal of South African Botany 46(4):379-434.
Linder, H. P. and Kurzweil, H. (1999). Orchids of southern Africa. A.A. Balkema, Rotterdam.
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 19 May 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.
Victor, J. E. (2002). South Africa. In: Golding, J. S. (ed.). Southern African plant Red Data Lists. Southern African Botanical Diversity Network Report 14 (pp. 93-120), SABONET, Pretoria.
von Staden, L. (2006). Disa ecalcarata (G.J.Lewis) H.P.Linder. National Assessment: Red List of South African Plants version. Accessed on 2025/07/30.
Walter, Kerry S. and Gillett, Harriet J. (eds.). (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre. Gland, Switzerland & Cambridge, UK: IUCN – The World Conservation Union. lxiv + 862 pp.