Taxonomy
Scientific Name
Ixia gloriosa G.J.Lewis
Higher Classification
Monocotyledons
Family
IRIDACEAE
National Status
Status and Criteria
Endangered B1ab(ii,iii,v)+2ab(ii,iii,v)
Assessment Date
2015/06/15
Assessor(s)
N.A. Helme, D. Raimondo & L. von Staden
Justification
EOO 11 km², plants at two, possibly three locations continue to decline due to ongoing habitat loss and degradation.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Montagu to Barrydale.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Montagu Shale Renosterveld, Montagu Shale Fynbos
Description
Renosterveld on lower slopes.
Threats
This species is threatened by ongoing habitat loss and degradation as a result of agricultural expansion, particularly vineyards and orchards. Remnants are often heavily grazed, and subjected to inappropriate fire management.
Population

Known subpopulations of this species are small, and occur on isolated remnants of renosterveld among crop fields.


Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Ixia gloriosa G.J.LewisEN B1ab(ii,iii,v)+2ab(ii,iii,v)Raimondo et al. (2009)
Ixia gloriosa G.J.LewisRare Hilton-Taylor (1996)
Ixia gloriosa G.J.LewisIndeterminate Hall et al. (1980)
Bibliography

De Vos, M.P. 1999. Ixia. In: O.A. Leistner (ed). Flora of Southern Africa 7 Iridaceae Part 2: Ixioideae, Fascicle 1: Ixieae:3-87. National Botanical Institute, Pretoria.


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.


Goldblatt, P. and Manning, J.C. 2016. Systematics of the southern African genus Ixia L. (Iridaceae): 5. Synopsis of section Ixia, including five new species. South African Journal of Botany 104:175-198.


Hall, A.V., De Winter, M., De Winter, B. and Van Oosterhout, S.A.M. 1980. Threatened plants of southern Africa. South African National Scienctific Programmes Report 45. CSIR, Pretoria.


Hilton-Taylor, C. 1996. Red data list of southern African plants. Strelitzia 4. South African National Botanical Institute, Pretoria.


Lewis, G.J. 1962. South African Iridaceae. The genus Ixia. Journal of South African Botany 28:45-195.


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.


Vlok, J. and Schutte-Vlok, A.L. 2010. Plants of the Klein Karoo. Umdaus Press, Hatfield.


Citation
Helme, N.A., Raimondo, D. & von Staden, L. 2015. Ixia gloriosa G.J.Lewis. National Assessment: Red List of South African Plants version . Accessed on 2025/04/14

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Distribution map

© J.H. Vlok/A.L. Schutte-Vlok

© J.C. Manning


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