UNITED STATES DEPARTMENT OF AGRICULTURE 



CIRCULAR No. 143 



Washington, D. C. 



Issued March 1931 



Slightly revised August 1946 



SOME COMMON MUSHROOMS 

 AND HOW TO KNOW THEM 



By VERA K. CHARLES 



Associate Pathologist 



Office of Mycology and Disease Survey 



Bureau of Plant Industry 





For sale by the Superintendent of Documents, U. S. Government Printing Office, Washington 25, D. C. 



Price 20 cents 



