Delevoryas, Theodore <br/><br/>
Plant diversification 

 -  Holt Rinehart & Winston Publishers, New York  1977 
 - 144 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Development and maturation of Plants; Botany
<br/><br/><label>Dewey Class. No.: </label>PG 581.3  DEL-P