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ASTRAGALUS TETRAPTERUS, A NEW 



POISONOUS PLANT OF UTAH 



AND NEVADA 



BY 



C. DWIGHT MARSH and A. B. CLAWSON 



Pathological Division 



UNITED STATES DEPARTMENT OF AGRICULTURE 

 DEPARTMENT CIRCULAR 81 



Contribution from the Bureau of Animal Industry 

 JOHN R. MOHLER, Chief 



Washington, D. C. January, 1920 



WASHINGTON : GOVERNMENT PRINTING OFFICE : 



