Source: California Invasive Plant Council

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Weeds of California and Other Western States

by Joseph M. DiTomaso and Evelyn A. Healy
2006 by University of California Department of Agriculture and Natural Resources
Recently reduced price: $80 plus tax and shipping

This two-volume, 1900-page reference was developed over six years and is the most comprehensive weed identification book ever produced in the United States. It complements the 2003 Aquatic and Riparian Weeds of the West.

  • More than 750 weed species described and photographed.
  • Detailed descriptions of seedlings; mature plants; flowers, fruit,and roots; germination and propagation characteristics; and descriptions of similar species.
  • 3000 color photographs of infestations, whole plants, flowers, seedlings, and seeds.
  • Includes a CD containing all photographs in the book, copyright-free for educational use.

To order a copy

All books, brochures, and CD-ROMs may be ordered online through the Cal-IPC shop, by printing the order form or by calling us at 510-843-3902. Please make checks payable to Cal-IPC and mail to: Cal-IPC, 1442-A Walnut St. #462, Berkeley, CA 94709.

Dr. DiTomaso is a non-crop weed specialist at UC Davis, and heads the Weed Research and Information Center. He also serves on the Cal-IPC Board of Directors.

Evelyn Healy is an expert in ecology and plant systematics.