395] FLORA OF BOULDER, COLORADO 247 



AssiNiBOL\ to Montana and New Mexico. 



1 137. A. spithamaea Pursh. Alpine mugwort. 

 Arapahoe Peak above timberline, 11000-12500 ft. (Daniels, 



920). 



Labrador to Alaska and Colorado. 



1138. A. frigida Willd. Barrens sage. 



Common in dry open places throughout, 5100-10000 ft. 

 (Daniels, 451). 

 Hudson Bay to Alaska; Texas to Utah. 



1 139. A. scopulorum Gray. Rocky Mountain sage. 

 Mountains south of Ward (Rydberg). 

 Wyoming to Colorado and Utah. 



1140. A. biennis Willd. Biennial wormwood. 

 Boulder Caiion at Eldora, 8600 ft. (Daniels, 846). 



Nova Scotia to Mackenzie; Pennsylvania to California. 



1 141. A. saxicola Rydb. [A. Chamissoniana saxatilis Besser]. 

 Rock sage. 



Long's Peak (Rydberg). 

 Wyoming to Colorado. 



1 142. A. silvieola Osterh. Sylvan sage. 



Subalpine slopes and valleys at Eldora, 8600 ft. (Daniels, 

 996). 



Colorado to New Mexico. 



1 143. A. gnaphalodes Nutt. Cudweed sage. 



Common on the plains, mesas, foothills, and lower moun- 

 tain slopes, 5100-9000 ft. (Daniels, 755). The original spell- 

 ing of the specific name is as above, though the word should 

 have been gnaphalioides. 



North Dakota to Wyoming; Arkansas to Colorado; 

 naturalized eastward to New York and Ontario. 



1 144. A. Brittonii Rydb. Britton's sage. 



Plains, mesas, and foothills, 5100-8000 ft. (Daniels, 967). 

 Colorado to Utah. 



1 145. A. diversifolia Rydb. Diverse-leaved sage. 

 Valleys in the foothills, 6000-8000 ft. (Daniels, 966). 



