Taxonomy
Scientific Name
Aspalathus steudeliana Brongn.
Higher Classification
Dicotyledons
Family
FABACEAE
Synonyms
Aspalathus microdon Benth., Aspalathus microdon Benth. b. granulifera Benth.
National Status
Status and Criteria
Vulnerable A2c
Assessment Date
2018/09/28
Assessor(s)
N.A. Helme & D. Raimondo
Justification
Aspalathus steudeliana has an extent of occurrence (EOO) of 12 000 km². More than 80% of this species' habitat is transformed for the cultivation of wheat, at least 40% of which occurred since 1970, within the past three generations of this slow growing reseeder (generation length ± 15 years). It is therefore listed as Vulnerable under criterion A.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
This species is endemic to South Africa, and is found from Ashton and Agulhas to Mossel Bay.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Breede Shale Renosterveld, Mossel Bay Shale Renosterveld, Eastern Ruens Shale Renosterveld, Central Ruens Shale Renosterveld, Western Ruens Shale Renosterveld, Ruens Silcrete Renosterveld
Description
It occurs in renosterveld with fynbos elements, on shale and silcrete flats with clay soil.
Threats
Agriculture is a severe past and moderate ongoing threat to Aspalathus steudeliana. Alien species are moderate, ongoing threats, while quarrying and urban expansion are low ongoing threats.
Population

There is no information available on the population of this species.


Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Aspalathus steudeliana Brongn.VU A2cRaimondo et al. (2009)
Bibliography

Dahlgren, R. 1966. Revision of the genus Aspalathus. II. The species with ericoid and pinoid leaflets. 5. The Aspalathus carnosa, aciphylla, pachyloba, arida, pinguis, spinosa and sanguinea groups and some other groups. Opera Botanica 11(1):7-266.


Dahlgren, R. 1988. Crotalarieae (Aspalathus). In: O.A. Leistner (ed). Flora of southern Africa 16 Fabaceae, Part 3 Papilionoideae, Fascicle 6:1-430. National Botanical Institute, Pretoria.


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.


Citation
Helme, N.A. & Raimondo, D. 2018. Aspalathus steudeliana Brongn. National Assessment: Red List of South African Plants version . Accessed on 2025/05/15

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Distribution map


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