Dore, W. G. <br/><br/>
Botanical survey of the St. Lawrence Seaway area in Ontario 

 - Ottawa :  Canada Depto. de Agriculture,  1955 
 - 115 p.  : ilus. 
<br/><br/><label>LCCN: </label>20957 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botánica--Canadá.
<br/><br/><label>Dewey Class. No.: </label>581.971  / D6