Dirr's Encyclopedia of Trees and Shrubs

3500 photographs. Over 380 genera. More than 3700 species and cultivars. With Dirr's Hardy Trees and Shrubs and Dirr's Trees and Shrubs for Warm Climates, Michael Dirr set the gold standard for horticultural reference. This season, Timber Press is proud to publish his seminal work, Dirr's Encyclopedia of Trees and Shrubs, the most comprehensive visual reference on this important subject. From majestic evergreens to delicate vines and flowering shrubs, Dirr features…