Diascia gracilis

Taxonomy
Scientific Name
Diascia gracilis Schltr.
Higher Classification
Dicotyledons
Family
SCROPHULARIACEAE
National Status
Status and Criteria
Least Concern
Assessment Date
2016/10/03
Assessor(s)
L. von Staden
Justification
A range-restricted (EOO 1177 km²) and relatively poorly known species that is suspected to be overlooked, rather than rare or threatened.
Distribution
Endemism
South African endemic
Provincial distribution
Northern Cape, Western Cape
Range
Bokkeveld Escarpment to the Olifants River Valley and northern Cederberg.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Fynbos
Description
Loamy soils in fynbos.
Threats
Parts of this species' habitat has been ploughed for the cultivation of rooibos tea. It is however unlikely to have had a severe impact on the population, as this is an annual species that is likely to be resilient to disturbance.
Population

This species is known from only seven collections, but is suspected to be overlooked, rather than rare or threatened. Specimen notes indicate that it is locally common, particularly after fire. The population is not suspected to be declining.


Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Diascia gracilis Schltr.Threatened 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.


Hiern, W.P. 1904. Scrophulariaceae. In: W.T. Thiselton-Dyer (ed). Flora Capensis IV Section II (Hydrophyllaceae to Pedalineae):121-420. Lovell Reeve & Co., Ltd., London.


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. 2016. Diascia gracilis Schltr. National Assessment: Red List of South African Plants version 2017.1. Accessed on 2017/11/20

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Distribution map


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