The Vascular cambium  edited by M. Iqbal. 

 - New York  John Wiley and Sons  1990 
 - xviii, 246p., ill. 23cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Morphology of plants Plants anatomy.
<br/><br/><label>Dewey Class. No.: </label>581.41  / V31V