USDA Forest Service 

 Research Paper INT-220 

 June 1979 



CHARACTERISTICS AND HYBRIDIZATION 

 OF IMPORTANT INTERMOUNTAIN SHRUBS 

 III. SUNFLOWER FAMILY 



E. Durant McArthur, A. Clyde Blauer, 

 A. Perry Plummer and Richard Stevens 



Federal aid in wildlife restoration funds 

 was provided through Project W-82-R 



INTERMOUNTAIN FOREST AND RANGE EXPERIMENT STATION 



Forest Service 

 U.S. Department of Agriculture 

 Ogden, Utah 84401 



