Benson, Lyman <br/><br/>
Plant taxonomy  methods and principles 

 - New York  John Wiley  1962 
 - 494 p. 
<br/><br/><label>ISBN: </label>0471068055 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants
<br/><br/><label>Dewey Class. No.: </label>582  / BEN