corn smut pathogenic fungus ustilago maydis that causes smut on maize and teosinte edible fungus mushroom on white.

agriculture art close closeup cob corn crop cultivated detail digital disease eat environment environmental farm farming field filling food fungus galls garden green grow harvest huitlacoche illustration isolated leaf maize maydis mexican monoculture mushroom natural nature organic outdoor outdoors pathogenic plant protection rural season smut summer truffle vegetable