Dressler, Robert L.,   1927- <br/><br/>
The orchids :  natural history and clasification / 
Robert L. Dressler 
 - 332 p. :  il. ;  24 cm. 
<br/><br/><label>ISBN: </label>0674875257 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BOTANICA--CLASIFICACION.
<br/><br/><label>Dewey Class. No.: </label>584.15  / D7 1982