Tried searching for Darthula, but the best way to search is for Charles BULLEN - as her same is spelt incorrectly.
British Newspapers on Line - don't subscribe (you can have a free trial) - but can make out
Salisbury and Winchester Journal
Published: Monday 22 September 1834
The heading is
Birth. - Sept 16, the Vicarage, Bradford Abbas, Dorset, the lady the Rev. Kfirant, of daughter, Married on.
..... eldest-daughter Mr Wm. Allard, the former place. Married, St Augustine's Church, Bristol, by the Rev. Wm Millner, Charles BULLEN, youngest son of James DAVIS, of Weymouth, to Darthuia filza, youngest daughter of 9f the latejEltas ROWE, Esq of St. 'John's.....
(the transcript spelling is all a bit jumbled up).
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The census says Darthula was born in St Johns, Newfoundland, Canada - so her father was Elias ROWE - deceased, and she was the youngest daughter.