Lachenalia purpureo-caerulea

Taxonomy
Scientific Name
Lachenalia purpureo-caerulea Jacq.
Higher Classification
Monocotyledons
Family
HYACINTHACEAE
National Status
Status and Criteria
Critically Endangered B1ab(iii)+2ab(iii)
Assessment Date
2006/08/23
Assessor(s)
D. Raimondo & G.D. Duncan
Justification
EOO<20 km², AOO<1 km², confirmed from two but possibly occurring at a third location, all severely fragmented. Most of its habitat has been lost to wheat and pasture cultivation in the past 100 years. It is currently threatened by encroachment from invasive alien annual grasses, livestock grazing and eutrophication. There are fewer than 250 mature individuals of this species known.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Darling and Mamre.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Swartland Granite Renosterveld
Description
Seasonally moist or waterlogged gravelly flats in granite renosterveld.
Threats
Habitat loss, Habitat degradation, Pollution (affecting habitat and/or species), Invasive Alien Species (direct effects)
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Lachenalia purpureo-caerulea Jacq.CR B1ab(iii)+2ab(iii)Raimondo et al. (2009)
Lachenalia purpureo-caerulea Jacq.Endangered Hilton-Taylor (1996)
Lachenalia purpureo-caerulea Jacq.Endangered Hall et al. (1980)
Bibliography

Duncan, G.D. 1988. Lachenalia handbook. Annals of Kirstenbosch Botanic Garden 17:1-71.


Duncan, G.D. 2012. The genus Lachenalia. Kew Publishing, Royal Botanic Gardens, Kew.


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.


Hall, A.V., De Winter, M., De Winter, B. and Van Oosterhout, S.A.M. 1980. Threatened plants of southern Africa. South African National Scienctific Programmes Report 45. CSIR, Pretoria.


Hilton-Taylor, C. 1996. Red data list of southern African plants. Strelitzia 4. South African National Botanical Institute, Pretoria.


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
Raimondo, D. & Duncan, G.D. 2006. Lachenalia purpureo-caerulea Jacq. National Assessment: Red List of South African Plants version 2017.1. Accessed on 2019/08/24

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Distribution map

© I. Ebrahim


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