1) Ascomycete 2) Ascomycetous fungus 3) Cup fungus 
An ascomycete whose fruiting body is an apothecium (e.g. Sclerotinia sclerotiorum).
[n] - any fungus that is a member of the subclass Discomycetes
cup fungus noun any fungus that is a member of the subclass Discomycetes
any of a group of fungi considered as belonging to the class Ascomycetes of the kingdom Plantae, including cup fungi, morels, and truffles, characterized by a cup-shaped or disk-shaped fruiting body.