The Arbor Day Foundation has a book that helps people identify trees in a simple, step-by-step process. "What Tree Is That?" is available for a $5 donation to the nonprofit tree-planting organization.

"What Tree Is That?" is a fun, easy-to-use tree identification guide that features hand-drawn botanical illustrations highlighting the distinctive characteristics of many tree species.Nature lovers and professional arborists alike have called this pocket field guide a must-have, user-friendly resource. Its beautiful, full-color illustrations are in precise detail and depict natural colors, shapes and textures so users can make a positive species identification in just a few easy steps.The Arbor Day Foundation offers this book to help people identify trees throughout the Eastern and Central regions of the United States. What Tree Is That? uses a unique step-by-step approach for identifying the species of each tree, explaining what to look for in the shape of the leaves, differences in the leaf stems and twig structures, and specific characteristics of fruits, flowers, buds and bark.The book is also available as an online interactive version at arborday.org.To obtain a tree identification guide in full color, send your name, address, and $5 for each guide to What Tree Is That?, Arbor Day Foundation, 100 Arbor Ave., Nebraska City, NE 68410. You can also order the book online at arborday.org.