Phyllosticta

noun
Phyl·​lo·​stic·​ta | \ˌfiləˈstiktə\

Definition of Phyllosticta 

: a very large form genus of imperfect fungi (family Sphaeropsidaceae) that are characterized by hyaline ovate to elongate nonseptate pycniospores produced typically in leaf spots within dark globose leathery or carbonaceous pycnidia and that include forms causing leaf blights of economically important plants — see blotch sense 2a

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History and Etymology for Phyllosticta

New Latin, from phyll- + -sticta (from Greek stiktos tattooed, spotted, from stizein to tattoo)

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