Taxonomy
Scientific Name
Geissorhiza tabularis Goldblatt
Higher Classification
Monocotyledons
Family
IRIDACEAE
National Status
Status and Criteria
Rare
Assessment Date
2023/06/19
Assessor(s)
N.A. Helme & D. Raimondo
Justification
This restricted range species has an extent of occurrence (EOO) and area of occupancy (AOO) of 16 km². It is known from three sites, from one continuous subpopulation. It occurs within the Table Mountain National Park and is not threatened. It only flowers in the year following fire. It is therefore listed globally as Least Concern and nationally, as Rare.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
It is endemic to Western Cape province of South Africa, and is restricted to the lower plateau of Table Mountain on the Cape Peninsula.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Peninsula Sandstone Fynbos
Description
It occurs in seasonally wet, marshy fynbos, blooming rarely, except after fire.
Threats
There are no significant threats to this species.
Population

The population has a stable trend.


Population trend
Stable
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Geissorhiza tabularis GoldblattRare Raimondo et al. (2009)
Bibliography

Goldblatt, P. 1985. Systematics of the southern African genus Geissorhiza (Iridaceae-Ixioideae). Annals of the Missouri Botanical Garden 72(2):277-447.


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. 2020. Iridaceae of southern Africa. Strelitzia 42. South African National Biodiversity Institute, 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.


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. 2023. Geissorhiza tabularis Goldblatt. National Assessment: Red List of South African Plants version . Accessed on 2024/09/14

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Distribution map


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