WHO monographs on selected medicinal plants. 

 - Geneva :  World Health Organization,  1999-<2009> 
 - v. <1-4> :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/>
<br/><br/><label>ISBN: </label>9241545178 9789241547024 (v. 3 : pbk.) 9789241547055 (v. 4 : pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medicinal plants.<br/>Herbs.<br/>Traditional medicine.<br/>Plants, Medicinal.
<br/><br/><label>Dewey Class. No.: </label>615.321  / WHO