﻿NO. 5 



SMITHSONIAN EXPLORATIONS, I922 



21 



Fig. 24.— a beautiful cluster of white saxifrage in a sheltered spot among 

 limestone boulders. 



Locality: South branch of the headwaters of Clearwater River, 22 miles 

 (35.2 km!) north of Lake Louise Station on the Canadian Pacific Railway, 

 Alberta, Canada. (Mrs. C. D. Walcott, 1922.) 



Fig. 25. — A group of white heather, Bryantlnis, growing on limestone 



Locality: Near head of Red Deer River 10.5 miles (16.8 km.) northeast 



of Lake Louise Station on the Canadian Pacific Railway, Alberta, Canada. 

 (Mrs. C. D. Walcott, 1922.) 



