Tephroseris integrifolia ssp. nov. 'Westmorland/Yorkshire'

Extinct (Smith 1964; Halliday, 1997; fide Kadereit et al., 2021)

Last record: between 1938 and 1963 (Smith 1964, 1979; fide Kadereit et al., 2021)

Westmorland and Yorkshire, England (north-west)

Halliday G. (1997). A flora of Cumbria. Kirby Stephen: Summerfield Books.

Kadereit, Joachim W., Laux, Paula and Dillenberger, Markus S. (2021). A conspectus of Tephroseris (Asteraceae: Senecioneae) in Europe outside Russia and notes on the decline of the genus. Willdenowia 51(2): 271-317. https://doi.org/10.3372/wi.51.51209

Smith, U. K. (1964). The occurrence of Senecio spathulifolius in northern England. Naturalist (Hull) 891: 157-158.

Smith, U. K. (1979). Senecio integrifolius (L.) Clairv. Biological flora of the British Isles no. 147. J. Ecol. 67: 1109-1124.