Simpson, Michael G <br/><br/>
Plant systematics 

 - 2nd ed. 
 - Singapore  Academic Press  1953 
 - xii,740p.  HP  28cm. 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9780123743800 
<br/><br/><label>Dewey Class. No.: </label>580.12  / SIM