1 currant leaf spot | Definition of currant leaf spot

currant leaf spot

noun

Definition of currant leaf spot

: any of three fungal diseases of the currant:
a : an angular leaf spot caused by an imperfect fungus (Cercospora angulata)
b : an anthracnose characterized by small brownish or black spots and caused by a discomycete (Pseudopeziza ribis)
c : a grayish-centered leaf spot caused by an ascomycetous fungus (Mycosphaerella grossulariae)