> How many generations does a population have to live in a new area before they adapt sufficiently so that the native plants don't give them allergic rhinitis?
Assuming it is even hereditary, presumably it would also have to factor into reproductive selection (you mean runny noses aren't sexy?) for that to happen?
Assuming it is even hereditary, presumably it would also have to factor into reproductive selection (you mean runny noses aren't sexy?) for that to happen?