Taxonomy
Scientific Name
Erica ioniana E.G.H.Oliv.
Higher Classification
Dicotyledons
Family
ERICACEAE
National Status
Status and Criteria
Rare
Assessment Date
2017/10/03
Assessor(s)
L. von Staden
Justification
Erica ioniana is a highly localized endemic, with an extent of occurrence (EOO) of 9 km². It has no severe threats and is therefore not in danger of extinction.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
This species is endemic to the Kleinrivier Mountains at Hermanus in the Western Cape.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Overberg Sandstone Fynbos
Description
It occurs on dry, flat sandy areas on upper slopes, 400-800 m.
Threats
There are no severe threats to this species.
Population

This is a small, inconspicuous shrub that is easily overlooked. It is known from a very small area around Vogelgat Nature Reserve, where the population is well-protected and it is not suspected to be declining. It is localized to a few patches of several hundred plants.


Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Erica ioniana E.G.H.Oliv.Least Concern Raimondo et al. (2009)
Bibliography

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.


Oliver, E.G.H. 1993. Studies in the Ericoideae (Ericaceae). XIII. Three new species of Erica from the southwestern Cape. Bothalia 23(1):9-14.


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. Erica ioniana E.G.H.Oliv. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2020/07/10

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Distribution map


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