he western portion of the North American heartland represent the geological backbone of the continent. Famed for the dramatic beauty of their sweeping vistas, the Rockies are also harsh and unforgiving to those who are unprepared to venture out into their more remote passes, valleys, and ridges. Even the most experienced high-altitude trekkers will benefit from this informative guide. Beautifully illustrated and easy-to-use, this reference covers the region's most familiar and widespread species of edible berries, nuts, leaves, and roots. Laminated for durability in all weather conditions, this lightweight, 12-panel folding pocket guide is an essential companion for educators, learners, naturalists, hikers, and trekkers, while doubling as a useful plant identification tool. Also included are tips for harvesting and preparing plants' edible parts, as well as a section on poisonous and contact-poisonous plants to avoid. Made in the USA.