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Scientific Name | Ruschia mariae L.Bolus |
Higher Classification | Dicotyledons |
Family | AIZOACEAE |
National Status |
Status and Criteria | Least Concern |
Assessment Date | 2019/10/27 |
Assessor(s) | D. Raimondo |
Justification | Ruschia mariae is known from fewer than 10 herbarium records. It has an extent of occurrence (EOO) of 50 078 km². This species appears to have a wide distribution and it is not likely to be declining across its range, it is also suspected to be under collected. It is therefore listed as Least Concern. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Eastern Cape |
Range | It is endemic to South Africa, and in the Northern Cape it is found in Sutherland and from Colesberg through to Steytlerville in the Eastern Cape. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Eastern Upper Karoo, Escarpment Valley Thicket |
Description | It occurs amongst stones on doleritic soils. |
Threats |
| There has been some loss of habitat to crop cultivation in the Roggeveld as well as degradation of habitat as a result of livestock overgrazing. |
Population |
There is no information available on the population of this species.
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Population trend | Unknown |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Ruschia mariae L.Bolus | LC | 2020.1 | | Ruschia mariae L.Bolus | Data Deficient (Taxonomically Problematic) | Raimondo et al. (2009) | |
Bibliography |
Magee, A.R. and Boatwright, J.S. (eds). In prep. Plants of the Karoo: A Conspectus of the Nama-Karoo and Adjacent Summer-Rainfall Regions of the Northern and Western Cape Provinces. Strelitzia.
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. 2019. Ruschia mariae L.Bolus. National Assessment: Red List of South African Plants version . Accessed on 2025/04/13 |
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