Dressler R. L. <br/><br/>
Phylogeny and classification of the orchid family/ 
Robert L. Dressler. 
 - North America  Cambridge Syndicate  1993 
 - 314p.; ill.  Hbk 
<br/><br/><label>ISBN: </label>0521450586 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Orchids--Classification.<br/>Orchids--Phylogeny.
<br/><br/><label>LC Class. No.: </label>QK494.O64.D74 1993