Taxonomy
Scientific Name
Conophytum ectypum N.E.Br. subsp. cruciatum S.A.Hammer
Higher Classification
Dicotyledons
Family
AIZOACEAE
National Status
Status and Criteria
Critically Endangered B1ab(v)+2ab(v)
Assessment Date
2020/02/11
Assessor(s)
A.J. Young & D. Raimondo
Justification
A highly localized taxon known from a single population occurring in an area of 0.48 km² in the Namaqualand region of South Africa. Mature individuals at this one threat based location are declining as a result of illegal succulent collecting. With an extent of occurrence (EOO) and area of occupancy (AOO) of 4 km² this taxon qualifies for listing as Critically Endangered under Criterion B.
Distribution
Endemism
South African endemic
Provincial distribution
Northern Cape
Range
Namaqualand west of Steinkopf, in the Northern Cape Province of South Africa.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Succulent Karoo
Description
Plateaus with fine quartz grit.
Threats
This taxon is currently experiencing ongoing decline as a result of illegal collecting. For example during 2019 three Koreans were caught with 571 individual plants.
Population

This taxon is known from a single, localized subpopulation of around 2000 mature individuals. The population is highly vulnerable due to its severely restricted range and is currently declining due to illegal collecting.


Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Conophytum ectypum N.E.Br. subsp. cruciatum S.A.HammerNT D12017.1
Conophytum ectypum N.E.Br. subsp. cruciatum S.A.HammerCritically Rare Raimondo et al. (2009)
Bibliography

Hammer, S. 2002. Dumpling and his wife: New view of the genus Conophytum. EAE Creative Colour, Norwich.


Hammer, S.A. 1993. The genus Conophytum: A conograph. Succulent Plant Publications, 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
Young, A.J. & Raimondo, D. 2020. Conophytum ectypum N.E.Br. subsp. cruciatum S.A.Hammer. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2020/10/25

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Distribution map

© A.J. Young


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