Taxonomy
Scientific Name
Aspalathus horizontalis (R.Dahlgren) R.Dahlgren
Higher Classification
Dicotyledons
Family
FABACEAE
Synonyms
Aspalathus divaricata Thunb. subsp. horizontalis R.Dahlgren
National Status
Status and Criteria
Critically Endangered B2ab(iii,v)
Assessment Date
2006/12/03
Assessor(s)
A.L. Schutte-Vlok & D. Raimondo
Justification
EOO <900 km², AOO <1 km², three small, severely fragmented subpopulations remain in isolated remnants of natural vegetation, each no more than 10 ha in size. The habitat within these remnants is continuously being degraded by invasive alien species and a lack of fire.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Swartland between Moorreesburg, Malmesbury and the Elandsberg.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Swartland Granite Renosterveld, Swartland Silcrete Renosterveld, Swartland Alluvium Renosterveld, Atlantis Sand Fynbos, Swartland Alluvium Fynbos
Description
Clay soils or in a thin layer of sand on clay.
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
Aspalathus horizontalis (R.Dahlgren) R.DahlgrenCR B2ab(iii,v)Raimondo et al. (2009)
Bibliography

Dahlgren, R. 1968. Revision of the genus Aspalathus. II. The species with ericoid and pinoid leaflets. 6. The Aspalathus frankenioides, nivea, juniperina, rubens, and divaricata groups and some other groups. Opera Botanica 21:8-304.


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
Schutte-Vlok, A.L. & Raimondo, D. 2006. Aspalathus horizontalis (R.Dahlgren) R.Dahlgren. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14

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Distribution map


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