All of your current options are lovely! The only one that gives me a pause is [name_f]Magnolia[/name_f] [name_u]Willow[/name_u] just because it’s a little too tree themed for me.
I like [name_f]Clara[/name_f] [name_f]Magnolia[/name_f] a lot.
I don’t favor [name_f]Magnolia[/name_f] as a first b/c I know she would be nn’d [name_f]Maggie[/name_f], if only by people she met throughout her life.
Clara [name_f]Magnolia[/name_f] is gorgeous! What a stunner!
I agree with a PP that [name_f]Magnolia[/name_f] [name_u]Willow[/name_u] is a bit too tree-themed. I also got distracted by [name_f]Magnolia[/name_f] [name_u]June[/name_u] and whether magnolias bloom in the month of [name_u]June[/name_u], but that isn’t necessarily a problem (and there’s always [name_f]Magnolia[/name_f] [name_f]Jane[/name_f] if I just ruined [name_f]Magnolia[/name_f] [name_u]June[/name_u] for you).
Some others that come to mind:
Anya/Anja [name_f]Magnolia[/name_f]
[name_f]Mira[/name_f] [name_f]Magnolia[/name_f]
[name_f]Lara[/name_f] [name_f]Magnolia[/name_f] (I know, quite similar to [name_f]Clara[/name_f], but to me they bring different energies)
[name_f]Carys[/name_f] [name_f]Magnolia[/name_f]
[name_u]Ruby[/name_u] [name_f]Magnolia[/name_f]
[name_f]Georgia[/name_f] [name_f]Magnolia[/name_f]