Cummins, George Baker,    1904- <br/><br/>
Rust fungi on legumes and composites in North America. 

 - Arizona :    University of Arizona Press,    1978. 
 - 424 p. :    ill. ;    23 cm. 
<br/><br/>  Includes indexes. 
<br/><br/><label>ISBN: </label>0816506531 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Rusts (Fungi) -- Identification.-- North America <br/> Legumes -- Diseases and pests -- Identification.-- North America <br/> Compositae -- Diseases and pests -- Idantification.-- North America <br/> Fungi, Phytopathogenic -- Host plants.-- North America