Taxonomy
Scientific Name
Selago cryptadenia Hilliard
Higher Classification
Dicotyledons
Family
SCROPHULARIACEAE
National Status
Status and Criteria
Vulnerable B1ab(iii)+2ab(iii)
Assessment Date
2018/10/01
Assessor(s)
L. von Staden
Justification
A range-restricted species (EOO 2168 km²), known from fewer than 10 locations and declining due to ongoing habitat loss.
Distribution
Endemism
South African endemic
Provincial distribution
Western Cape
Range
Pakhuis Pass to the northern Swartland.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Swartland Shale Renosterveld, Citrusdal Shale Renosterveld, Piketberg Sandstone Fynbos, Olifants Sandstone Fynbos, Graafwater Sandstone Fynbos, Northern Inland Shale Band Vegetation
Description
Lower slopes, often ecotonal areas between shale and sandstone.
Threats
This species has lost nearly 30% of its habitat to crop cultivation in the Swartland and Olifants River Valley, and loss continues.
Population

This species is known from only a few collections, and recent observations are scarce. It is a localized habitat specialist. Subpopulations in the Swartland occur on isolated remnants of natural vegetation.


Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Selago cryptadenia HilliardLeast Concern Raimondo et al. (2009)
Bibliography

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.


Hilliard, O.M. 1999. The tribe Selagineae (Scrophulariaceae). Royal Botanic Garden Edinburgh/Royal Botanic Gardens, Edinburgh/Kew.


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.


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. 2018. Selago cryptadenia Hilliard. National Assessment: Red List of South African Plants version 2020.1. Accessed on 2020/10/28

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Distribution map


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