INTRODUCTORY NOTE. 
U. S. Department of Agriculture, 
Division of Microscopy, 
Washington , D. 0., March 6 , 1894. 
Sir: I respectfully submit for republication a paper on Twelve Edi¬ 
ble Mushrooms of the United States, first published as a part of my 
report for 1885, and reprinted in 1890 and 1893 in the series of bulletins 
prepared in this division on the subject of Food Products. The 
appendix included in the edition of 1893 is retained, and an additional 
article inserted on the Mushroom Industry. 
Vcry respectfully, 
Thomas Taylor, 
Micro sco]) 1st. 
Don. J. Sterling Morton, 
Secretary of Agriculture • 
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