This isn't a story book but a can be used as a field guide. If you have a leaf you can use this book to help you find what tree it came from. The illustrations are compelling.
You might have noticed that there was no link to a book retailer on this book. It isn't available as a new book directly from a retailer, but check your local library. If they don't have it, the superhero librarians should be able to find you a copy.