Clematis for Small Spaces: 150 High-Performance Plants for Patios, Decks, Balconies and Borders
"Evison selects varieties [of clematis] based on their flowering season and finds a host plant or a support that would benefit from free-flowering clematis. After ogling the color pictures of hundreds of varieties in this book, it's hard to think of one that won't." Adrian Higgins,Washington Post