The other species in the genus Tephroseris:

Tephroseris flammea ssp. glabrifolia / Kourinka
Tephroseris integrifolius ssp. kirilowii / Okaoguruma
Tephroseris pierotii / Sawaoguruma

Tephroseris flammea spp. glabrifolia / Kourinka コウリンカ