I can see your art nouveau inspiration here. If there was ever a modern representation of it, this would have to be it. It's definitely in the font and flourishes in her hair. I could say in the white trees with bare limbs, too. I recently went through a massive study in poster art and remembered just how much I loved art nouveau in high school.
Book collectors will get a personalized printing done to mount on the inside cover of all the books in their library. 'Ex Libris' means 'from the library of', and you have YOUR name under it. Many collectors will have a piece of nice art on the bookplate as well. Some people collect books with bookplates from famous people throughout history.