Piper, Charles V.  1867-1926. <br/><br/>
Studies in American Phaseolineae, 
by C. V. Piper. 
 - Washington,  Govt. Print. Off.,  1926. 
 - v, 663-701, vii-viii p.  pl. 64  25 cm. 
 - Smithsonian Institution. United States National Museum. Contributions from the United States National Herbarium.  v. 22, pt. 9 .
<br/><br/> Issued June 12, 1926. 
<br/><br/><label>LCCN: </label>agr26000874  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Phaseolineae.
<br/><br/><label>LC Class. No.: </label>QK1  / .U5 vol. 22, pt. 9