In this premier history of how the long-standing love of trees on this continent evolved into the profession of arboriculture, Campana (emeritus; botany, forest pathology, and forest resources, U. of Maine) discusses its historical roots in American parks, horticultural societies, and gardens; and such topics as the introduction of woody plants; Arbor Day; tree expert companies; tree pruning, transplanting, and surgery; and his specialty, Dutch elm disease. Annotation copyrighted by Book News, Inc., Portland, OR