👉 Diacidia is a type of fungi that grows on fungal hyphae, typically in soil or other organic matter. It is characterized by its thick, spiky growths, which can be up to 10 centimeters long and covered with minute black scales. The term "diacidia" comes from the Latin word for "diary," referring to the type of fungus that causes the accumulation of diaries in soil or other organic matter.