Not very fun-fungus.

Pretty sure, same tree, I'll check this out too. Brandon B.
Taxonomy:
Fungi: Kingdom
 Dikarya: Phylum 
 Pezizomycotina: Class
 Leotiomycetes: Order
 Helotiales: Family
 Sclerotiniaceae: Genus
 Monilinia: Species
this is the Brown rot Fungus
Brandon S.