👉 Omalostoma is a genus of fungi in the class Ascomycota, commonly known as "thistle mushrooms." They are characterized by their distinctive thistle-like appearance and can grow on plants, including deciduous trees, shrubs, and mosses. This genus includes several species that are often used for medicinal purposes due to their ability to suppress symptoms of various diseases like those caused by Candida albicans, a common fungal infection affecting the skin and nails.