Ascomycetes
  子囊菌綱
  As·co·my·ce·tes n. pl.  Bot. A large class of higher fungi distinguished by septate hyphæ, and by having their spores formed in asci, or spore sacs; the sac fungi. It comprises many orders, among which are the yeasts, molds, mildews, truffles, morels, etc.  The class is coextensive with the phylum Ascomycota. -- As*co*my*ce*tous a.
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  Ascomycetes
       n : large class of higher fungi coextensive with division
           Ascomycota: sac fungi [syn: class Ascomycetes]