EXPLORATIONS AND SURVEYS FOR A RAILROAD ROUTE FROM THE MISSISSIPPI RIVER TO THE PACIFIC 



OCEAN. WAR DEPARTMENT. 



ROUTE NEAR THE FORTY-SEVENTH AND FORTY-NINTH PARALLELS,&quot; EXPLORED BY I. I. STEVENS, 

 GOVERNOR OF WASHINGTON TERRITORY, IN 1853- 55. 



BOTANICAL REPORT 



WASHINGTON, I). C. 

 1860. 



