Conifer Country (Second Edition)
Trees and Shrubs of Nevada and Placer Counties, California
A Flora of Napa County
Wildflowers of Nevada and Placer Counties, California (second edition)
Wildflowers of California’s Klamath Mountains
Marin Flora - An Illustrated Manual of the Flowering Plants, Ferns, and Conifers of Marin
San Bruno Mountain: A Guide to the Flora and Fauna
Plants of Mount Tamalpais
Rock Creek Wildflowers
The Vascular Plants of Northwestern California
Plants of the Tahoe Basin: Flowering Plants, Trees, and Ferns
Ecology and Restoration of Northern California Coastal Dunes
Annotated Checklist of the Vascular Plants of San Francisco
The Ecology and Management of Rare Plants of Northwestern California