Hesler, L. R. <br/><br/>
North American  species of Hygrophorus /  
L. R. Hesler, Alexander H. Smith.  
 - Knoxville :    University of Tennessee Press,   [1963] 
 - 416 p. :   il. 
<br/><br/>Inclui bibliografia 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hygrophorus.<br/>Fungos--América do Norte.
<br/><br/><label>Dewey Class. No.: </label>589.222