• Invasive and Exotic Species -- TSA Characteristics and Photos
• Southeast Exotic Pest Plant Council -- Map of TSA Distribution
• Regional Tropical Soda Apple Task Force
• Nonnative Invasive Plants of Southern Forests -- A Field Guide for Identification and Control
• Biological Control of Invasive Plants in the Eastern United States -- USDA Forest Service
• Domestic Programs Pest Evaluation -- USDA-APHIS-PPQ
• Federal Noxious Weed Disseminules of the U.S.
• SeedQuest News -- Tropical soda apple weed, a threat to pastures, found in Texas
• Environmental Valuation and Cost-Benefit News -- A UF entomologist is using a tiny South American insect to fight the soda apple