Federal Noxious Weed Disseminules of the U.S. - Fact Sheet:
USDA. APHIS. PPQ. Center for Plant Health Science and Technology; California Department of Food and Agriculture.
Pacific Island Ecosystems at Risk (PIER) - Solanum viarum
Institute of Pacific Islands Forestry.
Invasive Plant Atlas of the United States - Tropical Soda Apple
University of Georgia. Center for Invasive Species and Ecosystem Health.
Texas Invasives Database - Solanum viarum
The Quiet Invasion: A Guide to Invasive Species of the Galveston Bay Area - Tropical Soda Apple
Texas Commission on Environmental Quality, Galveston Bay Estuary Program; Houston Advanced Research Center (HARC).
Invasive Species Compendium - Solanum viarum
Global Invasive Species Database - Solanum viarum (shrub)
IUCN. Species Survival Commission. Invasive Species Specialist Group.
TISI Inventory - Tropical Soda Apple
Texas State University System. Texas Invasive Species Institute.
U.S. National Plant Germplasm System - Solanum viarum
USDA. ARS. National Genetic Resources Program. GRIN-Global.
Fire Effects Information System (FEIS) - Solanum viarum
USDA. FS. Rocky Mountain Research Station. Fire Sciences Laboratory.
PLANTS Database - Tropical Soda Apple
USDA. NRCS. National Plant Data Center.
NSW WeedWise: Tropical Soda Apple
New South Wales Department of Primary Industries (Australia).
Invasive Plants: Prohibited Invasive Plants - Tropical Soda Apple
Queensland Business and Industry Portal (Australia).
Invasive Species: Tropical Soda Apple
Alabama Forestry Commission.
Pests & Diseases - Tropical Soda Apple
Florida Department of Agriculture and Consumer Services. Plant Industry.
Tropical Soda Apple (Solanum viarum Dunal) Identification and Control (May 2004; PDF | 127 KB)
Mississippi Department of Agriculture and Commerce.
See also: Noxious Weeds - Publications and Surveys for more resources
Tropical Soda Apple in Alabama (Aug 2001)
Alabama Cooperative Extension System.
EDIS Topic - Tropical Soda
University of Florida. Institute of Food and Agricultural Sciences Extension.
Electronic Data Information Source - publication resources
TAME Tropical Soda
University of Florida. Institute of Food and
Agricultural Sciences Extension. TAME Invasives Portal.
Plant Profile: Solanum viarum
University of Florida. IFAS. Center for Aquatic and Invasive Plants.
Invasive Plant Atlas of the MidSouth - Tropical
Mississippi State University. Geosystems Research Institute.