Simpson, Beryl Brintnall. <br/><br/>
Economic botany  plants in our world /  [Book] : 
Beryl Brintnall Simpson, Molly Conner Ogorzaly. 
 - 3rd ed. 
 - Boston :  McGraw-Hill,  c2001. 
 - xiv, 529 p. :  ill. ;  29 cm. 
<br/><br/>Includes bibliographical references (p. 479-485). 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>0072909382 (acid-free paper) 9780071181884 0071181881 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany, Economic--United States.<br/>Botany, Economic.
<br/><br/><label>Dewey Class. No.: </label>581.6