Agaricus laevis Pers.
This name is accepted, but is also synonymized with the following taxa: Galerina graminea
Source: Index Fungorum
Family: Agaricaceae
Agaricus laevis image
Description Not Yet Available
Agaricus laevis image
The New York Botanical Garden  
Agaricus laevis image
Agaricus laevis image
The New York Botanical Garden