Water plants : a study of aquatic angiosperms 
Agnes Arber 
 - 1 online resource (460 pages) ; 
<br/><br/>
<br/><br/><label>ISBN: </label>9780511700675 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aquatic plants. <br/>Angiosperms. 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books. 
<br/><br/><label>Dewey Class. No.: </label>580 Ar167 2012