Ascomycota: These are septate fungi with filaments that are partitioned by cellular cross-walls called septa.
Many species of Ascomycota cause diseases in plants and animals including humans.
Humans:skin infection
Plants:powdery mildew of grape (Uncinula necator), Dutch elm disease (Ophiostoma ulmi), chestnut blight (Cryphonectria parasitica), and apple scab (Venturia inequalis).