Smith, Gilbert M <br/><br/>
Cryptogamic Botany Volume2 Bryophytes and Pteridophytes 

 - New York  Mcgraw-Hill Book Company, Inc.  1938 
 - 380p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label> 0 
<br/><br/><label>Dewey Class. No.: </label>Q55  / SM511