Petrides, George A <br/><br/>
A field guide to trees and shrubs; field marks of all trees, shrubs, and woody vines that grow wild in the northeastern and north-central United States and in southeastern and south-central Canada. 

 -  2d ed. 
 - Boston   Houghton Mifflin    1986 
 - xxxii, 428 p. 
<br/><br/><label>ISBN: </label>0-395-17579-8. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Climbing plants--United States--Identification<br/> Shrubs--Canada--Identification<br/> Shrubs--United States--Identification<br/> Trees--Canada--Identification<br/>Botany<br/>Trees--United States--Identification
<br/><br/><label>LC Class. No.: </label>QK482.P43