.X 'f^'l* »*-l>t\30 *.^U.ft,(jV. 



THE 



NATURAL HISTORY 



OP 



ISlaHJuiigtoii ^txxitQxi, 



WITH MUCH RELATIXa TO 



MINNESOTA, NEBEASKA, KANSAS, OREGON, AND CALIFORNIA, 



BETWEEN THE THIETY-SIXTH AND FORTY-NINTH PARALLELS OF LATITUDE, 



BEIXG THOSE PARTS OF THE FINAL REPORTS 



ON THE SURVEY OF THE NORTHERN PACIFIC RAILROAD ROUTE, 



CONTAINING THE CLIMATE AND PHYSICAL GEOGRAPHY, WITH FULL CATALOGUES AND DESCRIPTIONS 

 OF THE PLANTS AND ANIMALS COLLECTED FEOM 1853 TO 1857. 



BY 



J. G. cooper/m.d., and dr. g. suckley,'u. s. a. 



NATUKALISTS TO THE EXPEDITION. 



THIS EDITION CONTAINS A NEW PREFACE, GIVING A SKETCH OF THE EXPLORATIONS, A CLASSIFIED 

 TABLE OF CONTENTS, AND THE LATEST ADDITIONS BY THE AUTHORS. 



With Fifty-Five New Plates of Scenery, Botany, and Zoology, and an Isothermal Chart of the Boute. 



BAILLIfiEE BROTHEES, 440 BROADWAY. 



LONDON:— H. BAILLIERE, 219 REGENT STREET. 



PARIS: — J. B. BAILLIfiRE ET FILS, RUE H AUTEFEUILLE. 



MADRID :-C. BAlLLY-BAILLlfiRE, CALLE DEL PRINCIPE. 



1859. 



