Identification

Much of this information was adapted with permission from "Invasive Weeds of the Tahoe National Forest". Thank you to the following people:
Graphic design: Annaliese Miller
Illustrations: © Annaliese Miller
Photography courtesy of: Robin Breckenridge, Beth Brenneman, Laura Ann Eliassen, Joe DiTomaso, Susan Donaldson, Louis Landry, Steve Matson, Annaliese Miller, Gary Monroe, Tamara Sasaki, Susi Urie, Charles Webber
Text: Susan Donaldson, Susi Urie
United States Forest Service Publication
R5-TP-024, 2009 Tahoe National Forest

Adapted with permission from "Invasive Weeds of the Lake Tahoe Basin," S. Donaldson, University of Nevada Cooperative Extension SP-09-06 copyright 2009