1 April 2007
INTRODUCTION TO CALIFORNIA SOIL AND PLANTS. SERPENTINE, VERNAL POOLS, AND OTHER GEOBOTANICAL WONDERS By Art R. Kruckeberg and SERPENTINE GEOECOLOGY OF WESTERN NORTH AMERICA. GEOLOGY, SOILS, AND VEGETATION By Earl B. ALexander, Robert G. Coleman, Todd Keeler-Wolf, and Susan P. Harrison
Hugh D. Safford
Author Affiliations +
Hugh D. Safford1
1USDA-Forest Service, Pacific Southwest Region, 1323 Club Drive, Vallejo, CA 94592 hughsafford@fs.fed.us