Plant Invaders of Mid-Atlantic Natural Areas Field Guide by Jil M. Swearingen and Judith P. Fulton
Virginia Invasive Plant ID & Control Tool Blue Ridge Partnership for Regional Invasive Species Management (PRISM)
iNaturalist.org Download the iNaturalist app. Get real-time identifications & contribute to science
EDDMapS Early Detection and Distribution Mapping System
A Field Guide for the Identification of Invasive Plants in Southern Forests US Forest Service
INVASIVE PLANTS FIELD & REFERENCE GUIDE: An Ecological Perspective of Plant Invaders of Forests & Woodlands US Forest Service
National Invasive Species Information Center
Bugwood.org University of Georgia's Center for Invasive Species and Ecosystem Health