I love your list.
My favourite flower names:
Lily (Lilia), Violet,
Lilac,
Lavender,
Iris,
Amaryllis, especially
Lily and its variants.
I also like
Linnéa,
Nevena,
Rosemary,
Sóley,
Astra, Camellia,
Eirlys,
Iola,
Kamilla (this is also the Hungarian word for the chamomile flower),
Kielo (mostly because of its lovely meaning: lily of the valley).
And
Anthea,
Fleur and
Flora, if they count.