Completely updated, this new edition continues the grand tradition of this classic reference covering trees of North America excluding Mexico and tropical Florida. This handbook has been designed to meet the needs of the general public as well as those of students and scientists. Concise descriptions of botanical and silvical characters have been included for species of trees. Accurate and up-to-date, the new edition of this highly regarded reference incorporates recent changes in scientific and common names of trees, and offers improved distribution maps and more detailed descriptions of individual species. All of the trees are grouped by family, from pines and redwoods to ashes and elders, with a clearly organized key to identification. Individual entries on hundreds of species offer concise descriptions of habit, leaves, fruit, twig, and bark. Line drawings of leaf, flower, and fruit accompany each entry. A convenient glossary has also been included. Accurate and up-to-date, this new edition incorporates recent changes in scientific and common names of North American trees Concise descriptions of botanical and silvical characters are included for species of trees All of the trees are grouped by family with a clearly organised key to identification