"Ariel: Princess of the Sea" Disney Princesses in Art Nouveau style. (Jasmine and Aurora at the source are good too, although I strongly suspect Jasmine would have been labeled "Oriental Princess" at the time Art Nouveau was en vogue.
Psychic Fortunes Print 12x18 Art Nouveau Psychedelic Gypsy Circus Poster Mythology Bohemian Goddess Art
Great for Ark with buttery yellow house and the aqua blue water. Émile Hurtré, Architectural Project: Design for a wall decoration with peacock, cranes, and sunflowers, (via: the metropolitan museum of art)
Shiebler sterling silver multi-motif "Flora" pattern, available in at least 17 motifs, plus variations. This is one of the earliest art nouveau patterns, patented in (SMP Silver Salon Forums) Pretty spoon flowers!