Britton, Nathaniel Lord <br/><br/>
An illustrated Flora of the northern United States and Canada 
Nathaniel Lord Britton; Addison Brown 
 - 1st ed 
 - Mineola, NY  Dover Publications  1970 
 - 630 p. : ill 
<br/><br/> Include Index 
<br/><br/><label>ISBN: </label>9780486226446 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants - America, North
<br/><br/><label>Dewey Class. No.: </label>591.97 BRI