Heywood, V H. <br/><br/>
Plant taxonomy. 
by V H Heywood. 
 - London.  ELBS and Edward Arnold.  [19-?] 
 - 60p. : plates.;  22cm.- 
 - The Institute of Biology's studies in bilogy. no.5. .
<br/><br/><label>Dewey Class. No.: </label>582  /   HEY