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Invasive Species Resources

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Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Columbia University. Center for Environmental Research and Conservation.
Maryland Department of Natural Resources.
University of Maryland Extension. Home and Garden Information Center.
University of Maryland Extension. Home and Garden Information Center.
Pennsylvania State University. Cooperative Extension.

University of Georgia. Center for Invasive Species and Ecosystem Health.

University of Pennsylvania. The Pennsylvania Flora Project of Morris Arboretum.
See also: Invasive Plant Fact Sheets for additional invasive plants in Pennsylvania