Magnaporthe

{{Short description|Genus of fungi}}

{{Automatic taxobox

| image = Rice blast Magnaporthe grisea.jpg

| image_alt = A typical eye-shaped lesion of rice blast disease on the 'Katy' rice cultivar inoculated with "Magnaporthe grisea"

| image_caption = A typical eye-shaped lesion of rice blast disease on the 'Katy' rice cultivar inoculated with Magnaporthe grisea

| taxon = Magnaporthe

| authority = R.A.Krause & R.K.Webster (1972)

| type_species = Magnaporthe salvinii

| type_species_authority = (Catt.) R.A.Krause & R.K.Webster (1972)

| subdivision_ranks = Species

| subdivision = M. grisea

M. oryzae

M. poae

M. rhizophila

M. salvinii

}}

Magnaporthe is a genus of ascomycete fungi. Several of the species are cereal pathogens. There are five species in the widespread genus.