NO. I 



SMITJISONIAN EXPLORATIONS, 1919 



39 



rado ; while on the west slope, whose streams drain into the Colum- 

 bia River, the flora is more obviously related to that of the Pacific 

 Coast. The forests about Lake ^IcDonald are very dense and are 





Fig. 40. — Cunsiiilit Lake Iruiii l7uii>i.iilu i'a?s, Glacier Xa.n.iuu lark. 

 Photograph hy R. E. Marble. 



composed of unusually large trees. Although not nearly so exten- 

 sive, they are much like those of the humid regions of Oreg'on and 

 Washington. 



