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Scientific Name | Rhynchocalyx lawsonioides Oliv. |
Higher Classification | Dicotyledons |
Family | RHYNCHOCALYCACEAE |
Common Names | False-waterberry (e) |
National Status |
Status and Criteria | Near Threatened B1ab(iii,v) |
Assessment Date | 2005/02/14 |
Assessor(s) | J.E. Victor, L. von Staden & A.E. van Wyk |
Justification | EOO 2500 km², an estimated more than 10 locations remain in a highly threatened and restricted habitat. Habitat quality and number of mature individuals continue to decline due to too frequent and intense grassland fires that are impacting on forest margins, harvesting for firewood and building materials and alien plant invasion. |
Distribution |
Endemism | South African endemic |
Provincial distribution | Eastern Cape, KwaZulu-Natal |
Range | Oribi Gorge to Port St Johns. |
Habitat and Ecology |
Major system | Terrestrial |
Major habitats | Forest |
Description | Pondoland scarp forest, in upper margins of forests above deep river gorges and along the margins of kloof forests. |
Population |
Population trend | Decreasing |
Assessment History |
Taxon assessed |
Status and Criteria |
Citation/Red List version | | Rhynchocalyx lawsonioides Oliv. | NT B1ab(iii,v) | Raimondo et al. (2009) | | Rhynchocalyx lawsonioides Oliv. | VU | Scott-Shaw (1999) | | Rhynchocalyx lawsonioides Oliv. | Vulnerable | Hilton-Taylor (1996) | | Rhynchocalyx lawsonioides Oliv. | Vulnerable | Hall et al. (1980) | |
Bibliography |
Boon, R. 2010. Pooley's Trees of eastern South Africa. Flora and Fauna Publications Trust, Durban.
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.
Hilton-Taylor, C. 1996. Red data list of southern African plants. Strelitzia 4. South African National Botanical 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.
Scott-Shaw, C.R. 1999. Rare and threatened plants of KwaZulu-Natal and neighbouring regions. KwaZulu-Natal Nature Conservation Service, Pietermaritzburg.
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Citation |
| Victor, J.E., von Staden, L. & van Wyk, A.E. 2005. Rhynchocalyx lawsonioides Oliv. National Assessment: Red List of South African Plants version . Accessed on 2024/09/08 |
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