Brasiliomyces are found primarily on species of angiosperms in subtropical to tropical (zones 10+). The mycelium is superficial, hyaline, and non-septate and forms white colonies on the leaves of host. Cleistothecial wall is thin, consisting of a layer of undifferentiated cells and appendages are absent. There are two to five asci in each cleistothecia.
 
 
 
 
 

Representative species:

Brasiliomyces setosus Hodges

Causes powdery mildew disease on Sapindus oahuensis. It was first identified in 1984 by Dr. C. S. Hodges in the Mokuleia Forest Reserve in Oahu, Hawaii.