Plant systematics/  a phylogenetic approach 
Judd,Walter S...[et al]. 
 - 3rd.ed. 
 - USA:  Sinauer associates,  2008. 
 - 611 
<br/><br/><label>ISBN: </label>9780878934072 
<br/><br/><label>Dewey Class. No.: </label>580.12  / JUD/P