 Smith AH . ( 1947 ) . North American species of Mycena . Ann Arbor , Michigan : University of Michigan Press . 
 Smith AH . ( 1947 ) . North American species of Mycena . Ann Arbor , Michigan : University of Michigan Press . 
Smith AH . ( 1947 ) . North American species of Mycena . Ann Arbor , Michigan : University of Michigan Press .