Flowers of the Southwestern Mountains
Shrubs and Trees of the Southwest Uplands (Popular series - Southwest Parks and Monuments Association ; no. 19)
Shrubs & Trees of the Southwest Deserts
Flowers and Shrubs of the Mojave Desert
Wildflowers of the Desert Southwest
Wildflowers of the Northern and Central Mountains of New Mexico: Sangre de Cristo, Jemez, Sandia, and Manzano
Plant Identification Terminology: An Illustrated Glossary
Wildflowers of the Eastern Sierra: and Adjoining Mojave Desert and Great Basin
Flowers of the Southwest mesas (Popular series - Southwest Parks and Monuments Association ; no. 5)
Mojave Desert Wildflowers