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Scientific Name | Acmadenia baileyensis I.Williams |
Higher Classification | Dicotyledons |
Family | RUTACEAE |
National Status |
Status and Criteria | Critically Rare |
Assessment Date | 2023/02/27 |
Assessor(s) | L. von Staden & J.E. Victor |
Justification | A highly localized species, known from a single subpopulation within an extent of occurrence (EOO) of 6 km². It however has no severe threats and is therefore not suspected to be in danger of extinction. It is listed under the IUCN 3.1. criteria as Least Concern but is nationally recognised as Critically Rare. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | This species is endemic to the upper northern slopes of Bailey's Peak in the Rooiberg Mountain near Calitzdorp in the Little Karoo. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | North Rooiberg Sandstone Fynbos |
Description | Plants grow in arid, north-facing slopes in sandstone fynbos. |
Threats |
| This species' habitat is protected, and it has no severe threats. |
Population |
Population trend | Stable |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Acmadenia baileyensis I.Williams | Critically Rare | 2020.1 | | Acmadenia baileyensis I.Williams | Data Deficient (Taxonomically Problematic) | Raimondo et al. (2009) | | Acmadenia baileyensis I.Williams | Data Deficient | Victor (2002) | | Acmadenia baileyensis I.Williams | Extinct | Hilton-Taylor (1996) | |
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.
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.
Williams, I. 1982. Studies in the genera of the Diosmeae (Rutaceae): 13. A revision of the genus Acmadenia. Journal of South African Botany 48(2):169-240.
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Citation |
| von Staden, L. & Victor, J.E. 2023. Acmadenia baileyensis I.Williams. National Assessment: Red List of South African Plants version . Accessed on 2025/06/04 |
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