Barbour, Michael G. <br/><br/>
North American terrestrial vegetation / 
edited by Michael G. Barbour and W.D. Billings 
 - 434 pages :  illustrations ;  maps. 
<br/><br/><label>ISBN: </label>0521261988 
<br/><br/><label>LCCN: </label>86031769 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany--Ecology.--North America<br/>Plant communities--North America.<br/>Phytogeography--North America.
<br/><br/><label>Dewey Class. No.: </label>581.97