Proceedings of the IX international botanical congress Montreal, 19-29 August, 1959 

 - Canada:   University of Toronto Press,   1960 
 - 187p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany 
<br/><br/><label>Subjects--Index Terms: </label>International  
<br/><br/><label>Universal Decimal Class. No.: </label>58(082.2)  / K0