Taxonomy
Scientific Name
Pentameris dentata (L.f.) Galley & H.P.Linder
Higher Classification
Monocotyledons
Family
POACEAE
Synonyms
Pentameris dolichochaeta (S.M.Phillips) Galley & H.P.Linder, Phalaris dentata L.f., Prionanthium dentatum (L.f.) Henrard, Prionanthium rigidum Desv.
National Status
Status and Criteria
Endangered B1ab(ii,iii)+2ab(ii,iii)
Assessment Date
2005/08/04
Assessor(s)
J.E. Victor & R.P. Ellis
Justification
EOO 80 km², AOO 20 km², known from fewer than five locations. This range-restricted species has lost 85% of its habitat to wheat cultivation. Its habitat is being degraded due to alien grass invasions and overgrazing by livestock. Olive cultivation and road construction projects are potential threats.
Distribution
Endemism
South African endemic
Provincial distribution
Northern Cape
Range
Bokkeveld Escarpment, Nieuwoudtville.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Nieuwoudtville Shale Renosterveld
Description
Clay soils derived from Dwyka tillite in renosterveld.
Threats
Invasive Alien Species (direct effects), Habitat loss, Habitat degradation
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Prionanthium dentatum (L.f.) HenrardEN B1ab(ii,iii)+2ab(ii,iii)2012.1
Prionanthium dentatum (L.f.) HenrardEN B1ab(ii,iii)+2ab(ii,iii)Raimondo et al. (2009)
Prionanthium dentatum (L.f.) HenrardVulnerable Hilton-Taylor (1996)
Prionanthium rigidum Desv.Uncertain Hall et al. (1980)
Bibliography

Davidse, G. 1988. A revision of the genus Prionanthium (Poaceae: Arundinae). Bothalia 18:143-153.


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.


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.


Linder, H.P., Baeza, M., Barker, N.P., Galley, C., Humphreys, A.M., Lloyd, K.M., Orlovich, D.A., Pirie, M.D., Simon, B.K., Walsh, N. and Verboom, G.A. 2010. A generic classification of the Danthonioideae (Poaceae). Annals of the Missouri Botanical Garden 97(3):306-364.


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
Victor, J.E. & Ellis, R.P. 2005. Pentameris dentata (L.f.) Galley & H.P.Linder. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14

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Distribution map


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