''Cystotheca'' is a genus of
fungi
A fungus (plural, : fungi or funguses) is any member of the group of Eukaryote, eukaryotic organisms that includes microorganisms such as yeasts and Mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified ...
in the family
Erysiphaceae
Erysiphales are an order of ascomycete fungi. The order contains one family, Erysiphaceae. Many of them cause plant diseases called powdery mildew.
Systematics
The order contains one family (Erysiphaceae), 28 genera and approximately 100 speci ...
.
References
Leotiomycetes genera
{{Leotiomycetes-stub