Dressler, Robert L. <br/><br/>
The structure of the orchid flower 

<br/><br/> Sobretiro de : Bulletin Missouri Botanical Garden 49:60-69, 1961 
<br/><br/><label>LCCN: </label>21315 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Orquidáceas.