Heywood, V.H.  x <br/><br/>
Plant taxonomy  x 

 - x 
 - Lond.  E.L.B.S.  1970 
 - 60 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany Botany 
<br/><br/><label>Dewey Class. No.: </label>582/HEP