NatureServe Summary of Results - Invasive Species Impact Ranks for the United States

Summary of Results - Invasive Species Impact Ranks for the United States XLS
Evaluations as of January 10, 2005 (further assessments in progress)
Invasive Species Impact Ranks (I-Ranks) developed by NatureServe using "An Invasive Species Assessment Protocol: Evaluating Non-Native Plants for Their Impact on Biodiversity." (Morse, et. al., NatureServe, 2004). See http://www.natureserve.org/getData/plantData.jsp.
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