'The synthetic Irish thing' -- The ruptured ear: Irish accent, English poetry -- From Moore to Mahony: the transmigration of intellect -- Samuel Ferguson's maudlin jumble -- Mangan's golden years -- Letting the past be past: The English poet and Irish poem -- 'Spelt from Sibyl's leaves': Hopkins, Yeats and the unravelling of British poetry -- Violence and measure: Yeats after union.