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Karnal Bunt

View all resources
Karnal Bunt symptoms -
Karnal Bunt symptoms North Carolina State University, Department of Plant Pathology Archive
Scientific Name: 

Tilletia indica Mitra (1931) (Bishnoi et al. 2020)


Neovossia indica (Mitra) Mundkur

Common Name: 

Karnal bunt, partial bunt

Native To: 

First discovered in India (Bishnoi et al. 2020)

Date of U.S. Introduction: 

First detected in the U.S. in 1996 (Marshall et al. 2003)

Means of Introduction: 

Unknown, possibly arrived from Mexico in shipments of contaminated grain (Marshall et al. 2003)


Fungal disease of wheat that reduces quality and yield (Bishnoi et al. 2020)

Current U.S. Distribution: 
Southwestern U.S.

Distribution / Maps / Survey Status

USDA. Animal and Plant Health Inspection Service.
USDA. APHIS. Cooperative Agricultural Pest Survey. National Agricultural Pest Information System.

Federally Regulated

U.S. Government Printing Office. Electronic Code of Federal Regulations.

U.S. Government Printing Office. Electronic Code of Federal Regulations.

USDA. Animal and Plant Health Inspection Service.


University of Georgia. Center for Invasive Species and Ecosystem Health.
Australian Plant Biosecurity Cooperative Research Centre. Pests and Diseases Image Library.

Selected Resources

The section below contains highly relevant resources for this species, organized by source. Or, to display all related content view all resources for Karnal Bunt.

European and Mediterranean Plant Protection Organization.

Plant Health Australia.

See also: Grains Pest Fact Sheets for more fact sheets.

Texas State University System. Texas Invasive Species Institute.
Federal Government
USDA. Animal and Plant Health Inspection Service.
International Government

South Australia Primary Industries and Regions (Australia).

See also: Emergency and Significant Plant Pests for more resources

Department for Environment Food and Rural Affairs (United Kingdom).

See also: Pest and Disease Factsheets for more fact sheets.

Australian Government. Department of Agriculture, Water and the Environment.

State and Local Government
Texas Department of Agriculture.
University of California. Statewide Integrated Pest Management Program.

Kansas State University. Cooperative Extension Service.

University of Idaho Extension.

Texas A&M University System. Texas Agricultural Extension Service.
See also: Small Grains - Diseases for more fact sheets

Texas A&M University. AgriLife Extension Service.