Invasive Plants of Range and Wildlands and Their Environmental, Economic, and Societal Impacts by Celestine L. Duncan and Janet K. Clark This publication summarizes scientific literature regarding the economic, environmental, and societal issues to range and wildlands caused by 16 key invasive plants in the United States. Estimates are also made related to their current area of infestation in the contiguous 48 states. This book is an excellent source that summarizes the impact invasive plants have on our quality of life. Plants reviewed include: Russian Knapweed, Musk Thistle, Diffuse Knapweed, Yellow Starthistle, Spotted Knapweed, Canada Thistle, Hawkweeds, Perennial Pepperweed, Leafy Spurge, Sericea Lespedeza, Purple Loosestrife, Downy Brome, Dalmation Toadflax, Tropical Soda Apple, and Tamarisk (saltcedar). There are no images inside the book. Published by the Weed Science Society of America ISBN# 1-891276-42-5