Cactus of Arizona Field Guide (Cacti Identification Guides)
Trees of Arizona Field Guide (Tree Identification Guides)
Birds of Arizona Field Guide
National Audubon Society Field Guide to the Southwestern States: Arizona, New Mexico, Nevada, Utah (Audubon Field Guide)
Wild Edible Plants of Arizona
A Natural History of the Sonoran Desert
The Nature of Arizona, 2nd ed: An Introduction to Familiar Plants, Animals & Outstanding Natural Attractions
A Field Guide to the Plants of Arizona
Sonoran Desert Food Plants: Edible Uses for the Desert's Wild Bounty
Medicinal Plants of the American Southwest (Herbal Medicine of the American Southwest)