Invasive Species - USGS Biological resources that deal with invasive plant species. The story of how different trees, shrubs and herbs found their way into our gardens and natural areas is as diversified as the plants themselves. Invasive Species Database Workshops - Workshops from 1997 and 1997 dealing with invasive species. Invasive Woody Plants in the Tropics Research Group - Global review of invasions resulting in a comprehensive database, an analysis of common characteristics and recommendations for management and control. National Weed Strategy - National Strategy for Invasive Plant Management.
Mission is to stop invasive plant entry and their spread.
The spread of nonindigenous plants threatens biological diversity and the functioning of natural ecosystems throughout the United States. Norwalk River Watershed Invasive Species - Common and scientific species names along with detailed information about the particular invasive plant. Pacific Island Ecosystems at Risk - Listings and descriptions of invasive plant species which threaten Pacific island ecosystems, particularly those of Micronesia and American Samoa. Pacific Northwest Exotic Pest Plant Council - Preliminary listing of plant species of concern. Scientific and common names given for each plant.