A bit later but we may have a link.
Harriet Melhuish b about 1790 (and Broadclyst seems likely) m Robert Meade, surgeon; they lived in North Curry, 4 childrren, 2 d young, the other two went to Australia. Harriet d 1835 in North Curry; Robert remarried 1836 in North Curry Elizabeth Manning (nee Garnsey), widow of Richard Manning; 3 children, one of whom d young.
I do have a bit more info if you are interested - and I would love to be able to find Harriet's origins!
Graham