She's not very berry-like! Maybe it's a hobbit-given name - ISTR that Bombadil is a name bestowed by Farmer Maggot or one of his ancestors. I get the impression that a lot of stuff looks like food to hobbits.

LOL at the Eru & Eru theory. That's *very* confusing. Quite like the idea of a sort of twin deity married to himself, not sure Tolkien would though :-D.