Conservation of Britain’s biodiversity: Distribution and status of the British endemic Hieracium subbritannicum, Limestone Hawkweed (Asteraceae)

Hieracium subbritannicum, Limestone Hawkweed, is a British endemic plant. Field surveys indicate at least 745 plants in six semi-upland sites in Wales, and it has gone from seven sites on Old Red Sandstone and in the Wye Valley in England. The IUCN threat status is ‘Vulnerable’.