Wildflowers of California
Wildflowers of California’s Klamath Mountains
Bristlecone Forest Wildflowers
Wildflowers of the Point Reyes Seashore
Wildflowers of San Luis Obispo, California 2nd Edition
Monterey County Wildflowers, a Field Guide
Rock Creek Wildflowers
Plants of the Tahoe Basin: Flowering Plants, Trees, and Ferns