Species that are considered high risk have a well-documented history of invasiveness in at least one location globally, and a high or medium climate match to the contiguous United States.
Cabomba caroliniana may be native to southern portions of the contiguous United States, and populations of this species are established in many other parts of the country. The species has spread worldwide for use as an aquarium plant and subsequently has been introduced in areas of North America, Europe, Asia, and Oceania. The history of invasiveness for C. caroliniana is high. There are demonstrated adverse ecological and economic impacts of those introductions. Climate matching indicated the contiguous United States has a high climate match. The certainty of assessment is high. The overall risk assessment category is high.
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High Risk
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