FOSSIL FLORA 



OF THI 



YELLOWSTONE NATIONAL PARK 



BY 



FRANK HALL KNOWLTON 



LIBRARY 

 NEW YORK 

 BOTANICAL 



GARDEN 



EXTRACT FROM "GEOLOGY OF THE YELLOWSTONE NATIONAL 



PARK," MONOGRAPH XXXII OF THE UNITED STATES 



GEOLOGICAL SURVEY, PAlfT 11, CHAPTER XIV 



WASHINGTON 



GOVEKNMENT PRINTING OFFICE 



1899 



