Alternative spelling of leaf spot

(phytopathology) Any of various fungal or bacterial diseases of plants that cause blemishes on their leaves.

One of the Sigatoka group of fungal diseases threatening the crop of Cavendish bananas, caused by the fungus Mycosphaerella eumusae (anamorph: Pseudocercospora eumusae)

plural of eumusae leaf spot

Any of various plant diseases that cause brown spots on leaves.