Book excerpt: Perennial favorite in a new, convenient field-guide size Concise natural history facts about more than 60 native species No other guide duplicates Arno and Hammerly’s blend of expertise and visual artistry. Covering Washington, Oregon, Idaho, Wyoming, Montana, and north into Canada, they identify and illustrate more than 60 species of indigenous Northwestern trees by characteristic shape, size, needles or leaves, and cones or seeds. This essential guide: Provides an easy-to-use illustrated identification key based on the most reliable and non-technical features of each species Features the ecology and human history associated with all Northwest trees Includes 185 exceptionally accurate drawings as well as historical photos that bring these trees to life