Laws, Bill. <br/><br/>
Fifty plants that changed the course of history / 
 50 plants that changed the course of history. 
Bill Laws. 
 - Cape Town :  Struik Nature,  2010. 
 - 223 p. :  ill. (chiefly col.), facsims, ports. (chiefly col.) ;  24 cm. 
<br/><br/> Includes bibliographical references (p. 218-219) and index. 
<br/><br/><label>ISBN: </label>9781770078581 1770078584 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants and history.<br/>Plants, Cultivated--History.<br/>Plants and civilization--History.<br/>Plants, Useful--History.<br/>Botany, Economic--History.