First report of the saprotrophic mushroom Amanita thiersii Pers. (Amanitaceae, Basidiomycota) in the state of Goiás, Central-West Brazil

Amanita is a group of mushrooms of medical and culinary interest. Amanita thiersii is a species that has been little reported regarding its areas of occurrence. It is known that records of A. thiersii have been reported in Argentina, Mexico, and the United States. Our study reports the first record of A. thiersii in Brazilian territory. The specimen was collected in an area of the Cerrado domain, specifically in a Cerradão with mixed sandy-saprolitic soil. The identification of the mushroom A. thiersii was performed using an identification key for the genus Amanita. This is the first report of Amanita thiersii in Brazilian territory, collected in the Central-West region, state of Goiás.