Conservation of Britain’s biodiversity: Hieracium breconense (Asteraceae), Brecon Hawkweed

Authors

  • Tim Rich BSBI

DOI:

https://doi.org/10.33928/bib.2022.04.273

Keywords:

critically endangered, endemic, IUCN threat status, lectotype, Wales

Abstract

The distribution and conservation status of Hieracium breconense P.D. Sell (Asteraceae), Brecon Hawkweed, has been assessed. It is a rare endemic restricted to the Brecon Beacons (v.c.42), Wales. A lectotype of the basionym H. britannicum var. ovale Ley is designated. Only one population of at least 74 plants is known in Craig y Cilau National Nature Reserve, and it has not been refound at two historic sites. H. breconense is assessed as ‘Critically Endangered’ under IUCN (2001) threat criteria.

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Published

2022-09-09