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Scientific Name | Geissorhiza bolusii Baker |
Higher Classification | Monocotyledons |
Family | IRIDACEAE |
Synonyms | Geissorhiza dregei Baker, Geissorhiza rupestris Schltr. |
National Status |
Status and Criteria | Least Concern |
Assessment Date | 2021/08/18 |
Assessor(s) | T. Patel |
Justification | This species is widespread, with an extent of occurrence (EOO) of 20 245 km², and an area of occupancy (AOO) of 132 km². The population has a stable trend, and is not in danger of extinction. It is therefore listed as Least Concern. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | An endemic to the mountains of Western Cape province, South Africa, from the northern Cederberg to the Cape Peninsula and east to the western end of the Riviersonderend Mountains. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Fynbos |
Description | It occurs on shadysouth-facing slopes, cliffs and damp rocks, often in moss pads. |
Threats |
| This species has lost habitat to crop cultivation. However, it is not in danger of extinction and remains common, especially on mountain slopes. |
Population |
The population has a stable trend, and is known from at least 30 subpopulations.
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Population trend | Stable |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Geissorhiza bolusii Baker | Least Concern | Raimondo et al. (2009) | |
Bibliography |
Goldblatt, P. 1985. Systematics of the southern African genus Geissorhiza (Iridaceae-Ixioideae). Annals of the Missouri Botanical Garden 72(2):277-447.
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.
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.
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Citation |
| Patel, T. 2021. Geissorhiza bolusii Baker. National Assessment: Red List of South African Plants version . Accessed on 2024/09/08 |
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