Taxonomy
Scientific Name
Gladiolus vigilans Barnard
Higher Classification
Monocotyledons
Family
IRIDACEAE
National Status
Status and Criteria
Endangered D
Assessment Date
2005/09/07
Assessor(s)
N.A. Helme & D. Raimondo
Justification
Confirmed to occur only at one site on the southern Cape Peninsula, with a possible second subpopulation on the slopes of the Kogelberg. Known from fewer than 250 mature individuals. Potentially threatened by alien plant invasion.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Cape Peninsula and potentially in the Kogelberg.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Peninsula Sandstone Fynbos
Description
Sandstone slopes and rocky ridges that are very exposed to salt-laden sea breezes.
Threats
Invasive Alien Species (direct effects)
Population
Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Gladiolus vigilans BarnardEN DRaimondo et al. (2009)
Gladiolus vigilans BarnardRare Hilton-Taylor (1996)
Gladiolus vigilans BarnardIndeterminate Hall et al. (1980)
Bibliography

Goldblatt, P. and Manning, J.C. 1998. Gladiolus in southern Africa. Fernwood Press, Vlaeberg.


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.


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.


Helme, N.A. and Trinder-Smith, T.H. 2006. The endemic flora of the Cape Peninsula, South Africa. South African Journal of Botany 72(2):205-210.


Hilton-Taylor, C. 1996. Red data list of southern African plants. Strelitzia 4. South African National Botanical 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
Helme, N.A. & Raimondo, D. 2005. Gladiolus vigilans Barnard. National Assessment: Red List of South African Plants version . Accessed on 2025/04/13

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