Taxonomy
Scientific Name
Acmadenia fruticosa I.Williams
Higher Classification
Dicotyledons
Family
RUTACEAE
National Status
Status and Criteria
Vulnerable B1ab(iii,v)
Assessment Date
2012/07/31
Assessor(s)
J.H. Vlok, D. Raimondo & S.L. Hutchinson
Justification
EOO 3090 km², known from less than 10 locations and declining due to overgrazing and too frequent fire.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Anysberg to the Klein Swartberg Mountains and southwards to the eastern end of the Langeberg Mountains.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Swartberg Altimontane Sandstone Fynbos, North Swartberg Sandstone Fynbos, South Rooiberg Sandstone Fynbos, North Langeberg Sandstone Fynbos
Description
Dry shallow quartzite soils on Table Mountain Sandstone series, 600-1200 m.
Threats
Some subpopulations have declined due to livestock overgrazing (J. Vlok pers. comm. 2007). Two subpopulations are also threatened by too frequent fires.
Population

There are less than 10 subpopulations known and two are very small, consisting of less than 10 and less than 20 individuals respectively.


Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Acmadenia fruticosa I.WilliamsVU B1ab(iii,v); D1Raimondo 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.


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.


Vlok, J. and Schutte-Vlok, A.L. 2010. Plants of the Klein Karoo. Umdaus Press, Hatfield.


Williams, I. 1975. Studies in the genera of the Diosmeae (Rutaceae): 6. Journal of South African Botany 41(4):239-268.


Williams, I. 1982. Studies in the genera of the Diosmeae (Rutaceae): 13. A revision of the genus Acmadenia. Journal of South African Botany 48(2):169-240.


Citation
Vlok, J.H., Raimondo, D. & Hutchinson, S.L. 2012. Acmadenia fruticosa I.Williams. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2021/09/26

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Distribution map

© J.H. Vlok/A.L. Schutte-Vlok


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