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 Art R. Kruckeberg . Introduction to California Soil and Plants. Serpentine, Vernal Pools, and Other Geobotanical Wonders. Berkeley, CA. University of California Press. 2006. 280 $18.95. ISBN: ISBN-13, 978-0-520-23372-0. Earl B. ALexander, Robert G. Coleman, Todd Keeler-Wolf, Susan P. Harrison . Serpentine Geoecology of Western North America. Geology, Soils, and Vegetation. 2007. New York, NY. Oxford University Press. 512 $124.50. ISBN: ISBN-13, 978-0-19-516508