possible father is Felix Gillespie, on 1861 census Tormoham, (Torquay), a land surveyor for Ordinance survey, single, born Ireland aged 26. Would have been mobile if he was doing survey work. He could have moved on before she knew she was pregnant.
Gillespie not maiden name of her mother, John Rowden me Elizabeth Buzacott (Buscott?), Nymet Tracey, also known as Bow, 1825.(Her older siblings born there)