Gullen, James.  <br/><br/>
Practical plant identification :   including a key to native and cultivated flowring plants in North temperate regions 
/ by James Gullen.  
 - New York :  Cambridge University Press,  2006. 
 - x, 357 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>978-0-521-678773 
<br/><br/><label>Subjects--Index Terms: </label>Plants; Flowring plants; Flowring plants - Temperated regions. 
<br/><br/><label>Dewey Class. No.: </label>585.14 JAM  / 362