CONTEXTS. 



Page. 



Letter of trausniittal iii 



Itinerary - 463 



Geography 464 



Geology 464 



Altitinles 465 



Precipitation and temperature , 466 



Floral districts 469 



Foothills and surrounding plains 469 



Miuuekahta Plains 472 



Harney ]\Iouutaiu Range 473 



Limestone District 475 



Northern Hills 476 



(Jeneral remarks 478 



Catalogue of species 479 



ILLUSTRATIONS. 



Facinj; pafje- 



Pi.ATK XVII. Ma]) of the Khick Hills I 



XVIII. Aquilegia brevistyla 481 



XIX. Aquilegia saximoutana 482 



XX. I'oa ](seudo])rateusis 532 



V 



