Sorbus leyana


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Sorbus leyana
Species Authority: Wilmott
Common Name(s):
English Ley's Whitebeam
Taxonomic Notes: The species is an apomictic product of a cross between S. aucuparia L. and S. rupicola (Syme) Hedl.

Assessment Information [top]

Red List Category & Criteria: Critically Endangered D ver 2.3
Year Published: 1998
Date Assessed: 1998-01-01
Needs updating
Assessor(s): Wigginton, M.J.

Geographic Range [top]

Range Description: Carboniferous limestone cliffs in southern Breconshire.
United Kingdom
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: About 20 trees are known in total from two sites.

Habitat and Ecology [top]

Systems: Terrestrial

Threats [top]

Major Threat(s): Quarrying has destroyed some of the former sites.

Conservation Actions [top]

Conservation Actions: Both locations are given limited protection as Sites of Special Scientific Interest and a small number of plants raised from seed have been incorporated into the population.

Citation: Wigginton, M.J. 1998. Sorbus leyana. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 30 March 2015.
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