Wren, R.C. <br/><br/>
Potter's New cyclopedia of botanical drugs and preparations  R.C. Wren. 

 - Sussex  Health  1968 
 - xv, 400p. 23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Medical, Botany Materia Medica, Vegetables  Herbals. 
<br/><br/><label>Dewey Class. No.: </label>615.3203  / P70P