Sub-division-Eumycotina (higher fungi) have class-Ascomycetes (commonly called, sac fungi). The spores of the sexual stage (meiospores) known as ascospores are endogenous in origin. They are produced within sac-like structure called, asci which vary in shape, e.g., Morchella (morels), Sacchwomyces, Aspergillus, Penidllium. The mushrooms (Agaricus) belong to club fungi (Basidiomycotina). The edible fleshy fungi are called, the mushrooms.