Bristlecone Forest Wildflowers
Rock Creek Wildflowers
Monterey County Wildflowers, a Field Guide
Wildflowers of San Luis Obispo, California 2nd Edition
Wildflowers of Nevada and Placer Counties, California (second edition)
Flowering Plants and Ferns of Mount Diablo, California
Plants of the Tahoe Basin: Flowering Plants, Trees, and Ferns
Tahoe's Spectacular Wildflower Trails