Michael A Dirr: 2 books

3500 photographs. Over 380 genera. More than 3700 species and cultivars. Dirr's Encyclopedia of Trees and Shrubs is the most comprehensive visual reference to more than 3700 species and cultivars. From majestic evergreens to delicate vines and flowering shrubs, Dirr features thousands of plants...

“A boon to all those who plant, care for, and love trees.”—Nina Bassuk, author of Trees in the Urban Landscape The Tree Book is the go-to reference to more than 2,400 species and cultivars, from two of the biggest names in horticulture—Michael A. Dirr and Keith S. Warren. The featured...