Taxonomy
Scientific Name
Drimia chalumnensis A.P.Dold & E.Brink
Higher Classification
Monocotyledons
Family
HYACINTHACEAE
National Status
Status and Criteria
Vulnerable D2
Assessment Date
2011/10/20
Assessor(s)
A.P. Dold, J.E. Victor & R.C. Turner
Justification
Known from two locations. Potentially threatened by informal housing development.
Distribution
Endemism
South African endemic
Provincial distribution
Eastern Cape
Range
Chalumna to Keiskamma River.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Bhisho Thornveld, Hamburg Dune Thicket
Description
Areas of exposed calcareous sandstone in coastal grassland. Plants occur in shallow pockets of loose, sandy soil.
Threats
One of the two known subpopulations is potentially threatened by rural development.
Population

Plants are small and inconspicuous, and occur in aggregated colonies of up to 40 plants. This species is rare and difficult to find (Dold and Brink 2004). There are two known subpopulations, restricted to an area of ±20 km².


Population trend
Stable
Conservation
Not currently conserved in any formally protected area.
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Drimia chalumnensis A.P.Dold & E.BrinkVU D2Raimondo et al. (2009)
Bibliography

Dold, A.P. and Brink, E. 2004. Drimia chalumnensis (Hyacinthaceae - Urgineoideae), a new species from Eastern Cape, South Africa. South African Journal of Botany 70(4):631-634.


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
Dold, A.P., Victor, J.E. & Turner, R.C. 2011. Drimia chalumnensis A.P.Dold & E.Brink. National Assessment: Red List of South African Plants version . Accessed on 2024/07/13

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Distribution map


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