Leaf Diseases of Hardwoods
Powdery mildew with the white mycelium covering the surface of the leaves.
Cleistothecia (also called Chasmothecia) observed in the class lab:
Cleistothecia with one acus. Note end of appendage with ornamentation. Podosphaera.
Cleistothecia with many asci and appendages with ornamentation. Microsphaera
Cleistothecia - appendages with bulbous base. Phyllactinia
Cleistothecia - appendages with curled ends. Uncinula
A drawing showing a few different types of appendages on cleistothecia