Sheehan, Thomas J. <br/><br/>
Orchid genera illustrated 
Tom & Marion Sheehan. 
 - New York  Van Nostrand Reinhold  1979. 
 - 207 p.  ill.  29 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0442275293  29.95 
<br/><br/><label>LCCN: </label>78007698 //r863 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Orchids--Classification.<br/>Botanical illustration<br/>Botany--Classification.<br/>Orchid culture.<br/>Orchids--Pictorial works.
<br/><br/><label>LC Class. No.: </label>QK495.O64  / S49 
<br/><br/><label>Dewey Class. No.: </label>584/.15