Coniothyrium

noun

Co·​ni·​o·​thyr·​i·​um

ˌkōnēōˈthirēəm

: a form genus of imperfect fungi (family Sphaeropsidaceae) with dark olivaceous spores that includes a species (C. diplodiella) that causes white rot of grapes

Word History

Etymology

New Latin, from coni- + thyr- (from Greek thyreos oblong shield, from thyra door) + -ium

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