Lawrence, George H. M. <br/><br/>
Taxonomy of vascular plants / 
George H. M. Lawrence. 
 - New York :  Macmillan,   1967. 
 - xiii, 823 pages :  illustrations ;  21 cm. 
<br/><br/> includes index. <br/> 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>561  / LAW