We are not given Camellia's dates. The dates shown here are those of her husband Longo Baggins, but presumably Camellia's own dates were at least comparable.
2
At least, the flower name Camellia is typically pronounced with a long 'e' sound in its second syllable. A pronunciation with a short 'e' (so the name begins as in the animal 'camel') is also occasionally used, and is not considered to be incorrect.