Definitions

leaf blotch

Septoria

Septoria are Ascomycete fungi that causes numerous leaf spot diseases on field crops, forages and many vegetables, and is responsible for yield losses.

Septoria leaf blotch is a fungal disease due to Septoria tritici, anamorph Mycosphaerella graminicola, that affects wheat and occasionally other grasses including barley. It is the major disease of wheat in the UK.

Septoria apiicola is the cause of late blight of celery. it is characterized by the production of conidia within pycnidia. The symptoms include chlorotic spots that turn brown and necrotic. Septoria apiicola can survive on seeds.

Several species of passion flower are infected by several species of Septoria, and a fungus, which has been going by the name Septoria passiflorae but which is probably an undescribed species, has been used to control the invasive Passiflora tarminiana in Hawai'i.

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