Cronquist, Arthur <br/><br/>
The evolution and classification of flowering plants / 
Arthur Cronquist 
 - 2nd ed. 
 - New York :  New York Botanical Garden,  1988 
 - 555 p. :  ill. ;  23 cm. 
<br/><br/>p.495-500 
<br/><br/><label>ISBN: </label>0893273325 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anglosperms<br/>Evolution<br/>Botany--Classification