1. Saprotrophic on plant debris, barks, or wood generally …………………………… Ophioceraceae
1’. Pathogenic or endophytic in monocotyledonous plants generally ………………………………….. 2
2. Infecting host above-ground tissues using appressoria typically; asexual state pyricularia-like
typically ……………………………………………………………………………………………….. Pyriculariaceae
2’. Infecting host root tissues using hyphopodia typically; asexual state phialophora-like typically
………………………………………………………………………………………………………… Magnaporthaceae
Copyright 2022 by The American Phytopathological Society. Reproduced, by permission, from Luo, J., and Zhang, N. 2022.The Rice Blast Fungus and Allied Species: A Monograph of the Fungal Order Magnaporthales (https://my.apsnet.org/APSStore/Product-Detail.aspx?WebsiteKey=2661527A-8D44-496C-A730-8CFEB6239BE7&iProductCode=46826).American Phytopathological Society, St. Paul, MN.