Britton, Nathaniel Lord <br/><br/>
An illustrated flora of the northern United States and Canada; from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian 
by Nathaniel Lord Britton and Addison Brown 
 - 1st ed 
 - Mineola, N.Y  Dover Publications  [1970] 
 - 3 v.680p illus. 24 cm 
<br/><br/> Reprint of the 1913 ed. which has title: An illustrated flora of the northern United States, Canada and the British possessions 
<br/><br/><label>ISBN: </label>9780486226422 
<br/><br/><label>ISSN: </label>76116827 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants - Canada - Identification<br/>Plants - United States - Identification
<br/><br/><label>Dewey Class. No.: </label>581.097 BRI.1