Incoming Resources
- American canopy, trees, forests, and the making of a nation, Eric Rutkow
- The art of creative pruning, inventive ideas for training and shaping trees and shrubs, Jake Hobson
- The trees of North America, Michaux and Redouté's American masterpiece, volume editors, Susan M. Fraser and Sally Armstrong Leone ; foreword, Gregory Long ; preface, Susan M. Fraser ; introduction, Marta McDowell ; afterword and additional illustrations, David Allen Sibley