Pluteus brunneidiscus is a species of agaric fungus in the family Pluteaceae. It was first described scientifically by American mycologist William Alphonso Murrill in 1917. It is found in Europe (Spain) and North America.
Pileus and stipe without blue-green tinges. Specimens are small to medium-sized and have a brown pileus which is usually darker at the center.
Solitary, on wood of broad-leaved trees. Found in the U.S. and in Spain from June to November.
These mushrooms contain psilocybin.