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Scientific Name | Geissorhiza ciliatula Goldblatt |
Higher Classification | Monocotyledons |
Family | IRIDACEAE |
National Status |
Status and Criteria | Rare |
Assessment Date | 2021/08/19 |
Assessor(s) | D. Raimondo & T. Patel |
Justification | This is a range-restricted habitat specialist, with an extent of occurrence (EOO) and area of occupancy (AOO) of 8 km². It is known from two collections, and is not threatened due to the inaccessibility of its habitat. It is therefore listed globally as Least Concern, and nationally, as Rare. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Western Cape |
Range | It is restricted to the Cederberg and Koue Bokkeveld Mountains of the Western Cape province, South Africa. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Winterhoek Sandstone Fynbos, Cederberg Sandstone Fynbos |
Description | It grows above 1200 m elevation in sheltered wet mossy places on cliffs and cracks in rocks, mainly south-facing, where shade and water are available late into the growing season. |
Threats |
| This species has no known threats. |
Population |
It is known from two subpopulations, and has a stable population trend.
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Population trend | Stable |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Geissorhiza ciliatula Goldblatt | Rare | 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 |
| Raimondo, D. & Patel, T. 2021. Geissorhiza ciliatula Goldblatt. National Assessment: Red List of South African Plants version . Accessed on 2024/09/08 |
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