Nowicke, Joan W., <br/><br/>
Pollen morphology and phylogenetic relationships of the Berberidaceae / 
Joan W. Nowicke and John J. Skvarla. 
 - 1 online resource (iii, 83 pages) :  illustrations. 
 - Smithsonian contributions to botany ;  no. 50 .
 - Smithsonian contributions to botany ;  no. 50. .
<br/><br/> Includes tables.  CRDP Program record. 
<br/><br/>Includes bibliographical references (pages 28-30). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Berberidaceae--Palynotaxonomy.
<br/><br/><label>GPO Item No.: </label>0910-E (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>SI 1.29:50