Punt, Willem. <br/><br/>
Pollen morphology of the Euphorbiaceae with special reference to tax onomy /    
Willen Punt. 
 - Amsterdam :   North-Holland Pub. Co.,   1962. 
 - 116 p. :    ill. ;    25 cm. 
 - Wentia ;   7. .
<br/><br/>Includes bibliographical references (p. 107-109). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Euphorbiaceae.--Morphology.------<br/>Pollen --Morphology.------
<br/><br/><label>Dewey Class. No.: </label>583.95 PUN