Worldwide distribution. On banana and relatives. Minor fungal disease.
Oval, tan spots with black border, usually on older leaves. On the fruit, sunken dark brown or black spots, 2-4 mm wide, surrounded by dark green halo. Spores not produced on the fruit.
Spread by airborne spores from dead leaves during rains.
Cultural control: remove dead leaves from plantation every 14-28 days; desucker plants to aid air movement and drying of leaves; promote healthy growth with fertiliser and/or manures; mulch, but not with old banana leaves.