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