325] FLORA OF BOULDER, COLORADO I 77 



evident, confluent in loops ; flowers few, 2-3 cm. wide, dark 

 purple, subtended by large leaves ; style pubescent at base. 

 Canons on Green Mt., 6500-7000 ft. (Daniels, 268). 



296. EPELOBIUM L. Willow-herb. 



723. E. occidentale (Trelease) Rydb. [E. adenocaulon occi- 

 dentale Trelease] . Western willow-herb. 



In wet ground at Caribou and Boulder (Rydberg). 

 Montana to Alberta ; South Dakota to Colorado. 



724. E. adenocaulon Haussk. Northern willow-herb. 

 Common in swales and along streams in the plains, and in 



mountain caiions and aspen bogs, 5100-8600 ft. (Daniels, 243). 

 New Brunswick to Washington; Pennsylvania to Cal- 

 ifornia. 



725. E. rubescens Rydb. Reddish willow-herb. 



In aspen bogs at Glacier Lake and Eldora, 8600-10000 ft. 

 (Daniels, 707). 

 Colorado. 



7255^. E. alpinum L. Alpine willow-herb. 



ReSrock lake, loioo ft. (Ramaley & Robbins). 



Greenland and Alaska to New Hampshire, Colorado, 

 and California. 



726. E. anagallidifolium Lam. Pimpernel willow-herb. 



Mountain slopes above Bloomerville near snow, and above , 



timberline on Arapahoe Peak in wet tundras, 10000-12000 ft. '/ 



(Daniels, 325). Also at Caribou (Rydberg). 



Labrador and Arctic America to Alaska ; Colorado to 

 Nevada : Europe : Asia. 



y2y. E. paniculatum Nutt. Panicled willow-herb. 



Common, especially on creek-sands and along roads and 

 railroads, 5100-8600 ft. (Daniels, 440). 



Lake Huron to Alberta and British Columbia ; Colorado 

 and Arizona to California. 



