Hale, Mason E., Jr. <br/><br/>
A synopsis of the lichen genus Xanthoparmelia (Vainio) Hale (Ascomycotina, Parmeliaceae) 

 - Washington :  Smithsonian Institution Press,  1990 
 - 250 p.  : ilus 
 - Smithsonian contributions to botany  ; 74 .
 - Smithsonian contributions to botany  ; 74 .
<br/><br/> 48-40 
<br/><br/><label>LCCN: </label>2983 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Líquenes.<br/>Parmeliaceas.
<br/><br/><label>Dewey Class. No.: </label>589.1  / H33