👉 Pilosphaera is a genus of fungi in the family Saprotrichaceae, commonly known as "wood fungus." They are characterized by their elongated, rod-like spores that can grow up to 10 centimeters (3.9 inches) long and are often associated with wood or other plant tissues. Pilosphaera species produce a type of sap called "pilospermum" which is used in the production of various materials including lumber, paper, and building