Lachenalia mediana var. rogersii

Taxonomy
Scientific Name
Lachenalia mediana Jacq. var. rogersii (Baker) W.F.Barker
Higher Classification
Monocotyledons
Family
HYACINTHACEAE
National Status
Status and Criteria
Endangered B1ab(ii,iii,v)
Assessment Date
2007/10/24
Assessor(s)
D. Raimondo & N.A. Helme
Justification
EOO 1700 km², known from four locations. Severely threatened by wheat cultivation, livestock overgrazing and invasion by alien annual grasses.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Wellington to Porterville and Tulbagh.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Swartland Alluvium Fynbos, Breede Alluvium Fynbos, Swartland Shale Renosterveld
Description
Renosterveld on clay flats.
Threats
Invasive Alien Species (direct effects), Habitat loss, Habitat degradation, Pollution (affecting habitat and/or species)
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Lachenalia mediana Jacq. var. rogersii (Baker) W.F.BarkerEN B1ab(ii,iii,v)Raimondo et al. (2009)
Bibliography

Barker, W.F. 1989. New taxa and nomenclatural changes in Lachenalia (Liliaceae - Hyacinthoideae) from the Cape Province. South African Journal of Botany 55(6):630-646.


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


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. & Helme, N.A. 2007. Lachenalia mediana Jacq. var. rogersii (Baker) W.F.Barker. National Assessment: Red List of South African Plants version 2017.1. Accessed on 2019/08/24

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Distribution map


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