[1] She was the first child of Isabella Christie and Captain George St John Gifford, who were married the year before.
[2] She lived in France, Jersey, and for a time at Falmouth before settling with her parents in Minehead, Somerset, around 1850.
Her uncles included Dr Thomas Southwood Smith and Richard Cowling Taylor.
In 1848 she published The Marine Botanist; an introduction to the study of algology, containing descriptions of the commonest British sea-weeds.
[5] Though she primarily studied algae, Gifford was survived by her collections of vascular plants and mosses, many of which are now contained within museums including Bolton Museum and Art Gallery and St Andrews University Botany Department.