Cactus of Texas Field Guide (Cacti Identification Guides)

Wildflowers of Texas Field Guide (Wildflower Identification Guides)

Trees of Texas Field Guide (Tree Identification Guides)

Birds of Texas Field Guide (Bird Identification Guides)

Mammals of Texas Field Guide (Mammal Identification Guides)

Wildflowers of Texas

Cacti of Texas: A Field Guide, with Emphasis on the Trans-Pecos Species (Grover E. Murray Studies in the American Southwest)

Texas Nature Set: Field Guides to Wildlife, Birds, Trees & Wildflowers of Texas

Cactus of Arizona Field Guide (Cacti Identification Guides)

Texas Gardener's Handbook: All You Need to Know to Plan, Plant & Maintain a Texas Garden

Wild Edible Plants of Texas: A Pocket Guide to the Identification, Collection, Preparation, and Use of 60 Wild Plants of the Lone Star State