Taxonomy
Scientific Name
Pentameris trifida (Galley) Galley & H.P.Linder
Higher Classification
Monocotyledons
Family
POACEAE
Synonyms
Pentaschistis trifida C.A.Galley
National Status
Status and Criteria
Vulnerable D2
Assessment Date
2020/11/24
Assessor(s)
P.A. Manyama
Justification
Pentameris trifida is a recently described species, with an extent of occurrence (EOO) of less than 10 km². It is known from one location along a disturbed pathway and is potentially threatened by trampling. It is therefore listed as Vulnerable under criterion D.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
This species is endemic to South Africa, and is found in the Ceres district, Baviaansberg.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Swartruggens Quartzite Fynbos
Description
It occupies deep, sandy soil derived from Table Mountain Sandstone.
Threats
Pentameris trifida is potentially threatened by habitat degradation. The only known population occurs along a disturbed pathway.
Population

A highly localized, but locally common species known from only one subpopulation.


Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Pentaschistis trifida C.A.GalleyVU D22012.1
Pentaschistis trifida C.A.GalleyVU D2Raimondo et al. (2009)
Bibliography

Galley, C.A. and Linder, H.P. 2006. New species and taxonomic changes within Pentaschistis (Danthonioideae, Poaceae) from Western Cape, South Africa. Bothalia 36(2):157-162.


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
Manyama, P.A. 2020. Pentameris trifida (Galley) 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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