Hale, Mason E., Jr. <br/><br/>
How to know lichens 

 - Dubuque, Iowa :  Brown,  1969 
 - 226 p.  : ilus. 
 - Pictured key nature series .
 - Pictured key nature series .
<br/><br/><label>LCCN: </label>24252 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Líquenes.
<br/><br/><label>Dewey Class. No.: </label>589.1  / H34