Guide to identifying native (and some widely introduced) trees of u.s. And canada east of the rocky mountains. Organized as a dichotomous key, the book leads the user through a series of simple questions about the shape or appearance of different parts of a tree. Includes 161 species. Illustrated with line drawings. The small (6" by 4") format fits in pocket or pack to take along on a hike.

Author: Watts May Theilgaard