revision preference src: The park is the only place in Britain where Snowdon lily and the Snowdon beetle can be found. <SEP> It is the only place in the world where the Snowdonia hawkweed is found. <SEP> tgt: Northern Snowdonia is the only place in Britain where the Snowdon lily (" Gagea serotina "), an arctic – alpine plant, and the rainbow-coloured Snowdon beetle (" Chrysolina cerealis ") are found, and the only place in the world where the Snowdonia hawkweed " Hieracium snowdoniense " grows.