Taxonomy
Scientific Name
Thesium asperifolium A.W.Hill
Higher Classification
Dicotyledons
Family
SANTALACEAE
National Status
Status and Criteria
Data Deficient - Taxonomically Problematic
Assessment Date
2017/10/05
Assessor(s)
L. von Staden
Justification
A very poorly known species, last collected in 1936. It is possibly overlooked. Thesium is in need of taxonomic revision, and species are difficult to identify. This species is possibly not sufficiently distinct to warrant recognition as a separate taxon.
Distribution
Endemism
South African endemic
Provincial distribution
Eastern Cape, Western Cape
Range
George to Queenstown.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Queenstown Thornveld, South Outeniqua Sandstone Fynbos
Description
Uncertain, possibly sandstone slopes.
Threats
Threats are unknown. Locality descriptions on known records are too vague to infer possible threats.
Population

This species is known from only three collections, two from around George, and one from Queenstown. it was last recorded in 1936. Current status and trend of the population is not known.


Population trend
Unknown
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Thesium asperifolium A.W.HillLeast Concern Raimondo et al. (2009)
Bibliography

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.


Hill, A.W. 1915. Santalaceae. In: W.T. Thiselton-Dyer (ed). Flora Capensis V Section II (Thymeleaceae-Ceratophylleae):135-212. L. Reeve & Co., Ltd., Ashford.


Hill, A.W. 1915. The Genus Thesium in South Africa, with a key and descriptions of new species. Bulletin of Miscellaneous Information (Royal Gardens, Kew) 1915(1):1-43.


Manning, J.C. and Goldblatt, P. 2012. Plants of the Greater Cape Floristic Region 1: The Core Cape Flora. Strelitzia 29. South African National Biodiversity 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
von Staden, L. 2017. Thesium asperifolium A.W.Hill. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2020/07/10

Comment on this assessment Comment on this assessment
Distribution map


Search for images of Thesium asperifolium on iNaturalist