Evans, William Charles. <br/><br/>
Trease and Evan's pharmacognosy / 
William Charles Evans. 
 - 14th ed. 
 - London :  WB Saunders Company,  1996. 
 - viii, 612 p. :  ill. ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pharmacognosy.<br/>Botany, Medical.
<br/><br/><label>LC Class. No.: </label>RS160  / E93 1996