corn smut


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Related to corn smut: truffle, ergot

corn smut

[′kȯrn ‚smət]
(plant pathology)
A fungus disease of corn caused by Ustilago maydis.
References in periodicals archive ?
Corn smut (Ustilago maydis) can be seen as galls that typically form on the ears and tassels, but may appear on any aboveground corn plant part (Figure 15-6).
Another of my favourite (in a perverse sort of way) diseases is corn smut.