Seward A C <br/><br/>
Plants: What they are and what they do / 
Seward A C 
 -  University Press, Cambridge,  1932 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants; Botany
<br/><br/><label>Dewey Class. No.: </label>580 SEW-P