👉 Protobasidium is a type of fungus that grows on the surfaces of rocks and other hard surfaces. It is commonly found in the soil, but it can also be found on rocks and other surfaces when they are exposed to sunlight or heat. Protobasidium is known for its ability to form a protective layer on rocks and other surfaces, which helps to protect them from further damage caused by water or other substances. Protobasidium is not considered a type of fungus in