The Arbor Day Foundation has a booklet that helps people identify trees in a simple, step-by-step process.

The booklet, What tree is that?, is available for a 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 one of the most user-friendly resources to have.

The beautiful, full-color illustrations are in precise detail to 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 booklet to help people identify trees in Pennsylvania and 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.

What tree is that? is also available as an online interactive version.

To obtain a tree identification guide in full color go to arborday.org.