Mann,patricia <br/><br/>
Systematic of following plants  an introduction 
Patricia Mann 
 - London  Methuen and co limited  1951 
 - 307pages 
<br/><br/><label>Subjects--Topical Terms: </label><br/>The principals of classificaton 
<br/><br/><label>Dewey Class. No.: </label>582.13  / m31s