Which Piers Anthony book is this?

Question: Which Piers Anthony book is this!?

it's about a prince that fell in love with a part snake part human girl but she didn't fall in love with him!. at one part they're picking roses to show they're true feelings and the bushes will only let them pick the right rosesWww@QuestionHome@Com

Best Answer - Chosen by Asker:

That is one of the Xanth books!. Isle of View (I love you pun)Www@QuestionHome@Com