Ripartitella brasiliensis

Ripartitella brasiliensis is a species of fungus in the family Agaricaceae. It was originally described as new to science by Carlos Luigi Spegazzini in 1889. The fungus is found in the southwestern United States and Mexico, Central and South America, Africa, and the Bonin Islands of the western Pacific Ocean. It fruits in clusters on the decaying wood of hardwood trees, especially oak.