Howard, Grace Elizabeth <br/><br/>
Lichens of the State of Washington. 

 - Seattle  University of Washington Press  1950. 
 - ix, 191 p.  plates, map. 
<br/><br/>Bibliography: p. 180-181. 
<br/><br/><label>LCCN: </label>a  51009195  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lichens--Washington (State)
<br/><br/><label>LC Class. No.: </label>QK587  / .H8 
<br/><br/><label>Dewey Class. No.: </label>589.1