Photo: Donald Groth, Louisiana State University AgCenter · Commons · CC BY 3.0 us · Cropped & Resized
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Cochliobolus miyabeanus is a fungus that causes brown spot disease in rice. [Bipolaris is the correct name according to https://www.catalogueoflife.org/data/taxon/LVRG]
Image: Donald Groth, Louisiana State University AgCenter, CC BY 3.0 us · Text from Wikipedia, CC BY-SA 4.0