Taxonomy
Scientific Name
Schoenoxiphium altum Kukkonen
Higher Classification
Monocotyledons
Family
CYPERACEAE
National Status
Status and Criteria
Near Threatened B1ab(iii,v)+2ab(iii,v)
Assessment Date
2018/09/30
Assessor(s)
L. von Staden
Justification
A rare, range-restricted species (EOO 1421 km²), estimated to occur at between 10 and 20 locations, and declining due to competition from alien invasive plants.
Distribution
Endemism
South African endemic
Provincial distribution
Eastern Cape, Western Cape
Range
Swellendam to Knysna.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Southern Afrotemperate Forest
Description
Forest margins.
Threats
This species is threatened in places by competition from alien invasive plants. It has lost habitat to wood harvesting in indigenous forests and timber plantations in the past (about 18% of the historical extent of its habitat has been lost), but remaining forests are now protected, and habitat loss has ceased.
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Schoenoxiphium altum KukkonenLeast Concern Raimondo et al. (2009)
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.


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.


Citation
von Staden, L. 2018. Schoenoxiphium altum Kukkonen. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2020/10/25

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Distribution map


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