[name_f]Ophelia[/name_f] Camomile stands out to me. It’s stunning. I personally will eliminate other plant names and variants when pairing it with something as distinctive and unique as Chamomile, but that’s personal preference of course.
My only suggestion would be put it with something that is not a word name. I think [name_f]Elise[/name_f] Chamomile or [name_f]Juliet[/name_f] Chamomile would be lovely.
Chamomile is a lovely middle, I think it sounds best with a shorter first for balance. [name_m]How[/name_m] about [name_f]Ophelie[/name_f] as a shorter alternative to [name_f]Ophelia[/name_f]? [name_f]Ophelie[/name_f] Chamomile is so sweet!
Some other ideas:
[name_f]Sadie[/name_f] Chamomile
[name_f]Alma[/name_f] Chamomile
[name_f]Oleta[/name_f] Chamomile
[name_f]Irina[/name_f] Chamomile
[name_u]Ruby[/name_u] Chamomile
[name_f]Thea[/name_f] Chamomile
[name_f]Edie[/name_f] Chamomile