Leaf spot
TYPE OF AREA OF A LEAF
Leafspot; Leaf spot disease; Leaf spots; Angular leaf spot; Erwinia leaf spot
A leaf spot is a limited, discoloured, diseased area of a leaf that is caused by fungal, bacterial or viral plant diseases, or by injuries from nematodes, insects, environmental factors, toxicity or herbicides. These discoloured spots or lesions often have a centre of necrosis (cell death).