Taxonomy
Scientific Name
Pelargonium fergusoniae L.Bolus
Higher Classification
Dicotyledons
Family
GERANIACEAE
National Status
Status and Criteria
Endangered B1ab(iii,v)
Assessment Date
2009/07/17
Assessor(s)
D. Raimondo
Justification
EOO 2275 km², recorded from five subpopulations, two of which have been lost to wheat cultivation in the past, there is ongoing decline of this species' habitat due to invasive alien plant invasions.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Hex River valley to Riversdale.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Breede Shale Renosterveld, Montagu Shale Renosterveld, Matjiesfontein Shale Renosterveld, Eastern Ruens Shale Renosterveld, Central Ruens Shale Renosterveld, Western Ruens Shale Renosterveld, Montagu Shale Fynbos, Greyton Shale Fynbos, Elim Ferricrete Fynbos, Swellendam Silcrete Fynbos, Breede Alluvium Fynbos
Description
Loose sandy soil in lowlands.
Threats
This species' habitat has been partially transformed and fragmented by crop cultivation, and subpopulations surviving on fragments are currently declining due to competition from alien invasive plants.
Population
Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Pelargonium fergusoniae L.BolusLeast 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.


Marais, E.M. 1994. Taxonomic studies in Pelargonium, section Hoarea (Geraniaceae). Unpublished Ph.D. Thesis, University of Stellenbosch, Stellenbosch.


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.


Citation
Raimondo, D. 2009. Pelargonium fergusoniae L.Bolus. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2021/09/23

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Distribution map

© J.H. Vlok/A.L. Schutte-Vlok


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