Heywood V H Ed. <br/><br/>
Proceeding on taxonomy and ecology 
Heywood V H Ed. 
 - London  Academic press          1973 
 - 370p.  cm. 
 - Systematics as association special volume; 5 .
<br/><br/><label>Standard No.: </label>52151 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant Classification
<br/><br/><label>Dewey Class. No.: </label>I:11p1,N73, L3