Dressler, Robert L.,   1927- <br/><br/>
The orchids :  natural history and classification / 
Robert L. D ressler. 
 - Cambridge, Mass. :  Harvard University Press,   1990. 
 - 332 p. :  ill. (some col.) ;   24 cm. 
<br/><br/>Includes bibliographical references (p. [283]-301) and index. 
<br/><br/><label>ISBN: </label>0674875265 (pbk.) 
<br/><br/><label>LCCN: </label>90-033283 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Orchids.<br/>Orchids-- Classification.
<br/><br/><label>Dewey Class. No.: </label>584/.15