State Directory The National Association of State Departments of
Early Detection & Distribution
Mapping System (EDDMapS) University of Georgia. Center for Invasive
Species and Ecosystem Health.
Provides distribution data at the State and County level and point locations.
See the section Who's Using It? for mapping distribution in
various areas of the country.
eXtension eXtension. Note: Contact your Local (County and
City) Extension Office (requires free registration)