1. USDA Agriculture Research Services, Invasive Plant Research Lab , Fort Lauderdale, FL , USA
2. Department of Entomology, Virginia Tech University , Blacksburg, VA , USA
3. Natural Resources Canada, Canadian Forest Service , Quebec City, QC , Canada
4. USDA Forest Service, Southern Research Station , Asheville, NC , USA
5. Department of Plant and Environmental Sciences, Clemson University , Clemson, NC , USA