Taxonomy
Scientific Name
Haworthiopsis coarctata (Haw.) G.D.Rowley
Higher Classification
Monocotyledons
Family
ASPHODELACEAE
National Status
Status and Criteria
Least Concern
Assessment Date
2014/03/25
Assessor(s)
L. von Staden
Justification
Widespread, common and not in danger of extinction.
Distribution
Endemism
South African endemic
Provincial distribution
Eastern Cape
Range
Port Elizabeth to Port Alfred and Adelaide.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Albany Thicket, Savanna
Description
Crevices on rock faces and ravines.
Population
Population trend
Stable
Notes
Haworthiopsis coarctata is easily confused with H. reinwardtii, and the two may be the same species (Bayer 1999).
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Haworthiopsis coarctata (Haw.) G.D.RowleyLeast Concern 2014.1
Haworthia coarctata Haw. var. tenuis (G.G.Sm.) M.B.BayerCritically Rare Raimondo et al. (2009)
Haworthia coarctata Haw. var. adelaidensis (Poelln.) M.B.BayerData Deficient (Taxonomically Problematic) Raimondo et al. (2009)
Haworthia coarctata Haw. var. coarctata Least Concern Raimondo et al. (2009)
Bibliography

Bayer, M.B. 1973. Natural variation and species delimitation in Haworthia Duval. - Part 3. Haworthia reinwardtii Haw. and Haworthia coarctata Haw. National Cactus and Succulent Journal 28:80.


Bayer, M.B. 1999. Haworthia Revisited: A revision of the genus. Umdaus Press, Hatfield.


Cocks, M. and Dold, A.P. 2000. The Medicinal Plant Trade in the Eastern Cape Province. Unpublished report on behalf of the Department of Water Affairs and Forestry, South Africa, Pretoria.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.


Rowley, G.D. 2013. Generic concepts in the Alooideae. Part 3 - The phylogenetic story. Alsterworthia International Special Issue 10:1-6.


Citation
von Staden, L. 2014. Haworthiopsis coarctata (Haw.) G.D.Rowley. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2020/08/10

Comment on this assessment Comment on this assessment
Distribution map


Search for images of Haworthiopsis coarctata on iNaturalist