325] FLORA OF BOULDER, COLORADO 177 



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. EPHOBIUM 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 canons 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. 



725^. E. alpinum L. ALPINE WILLOW-HERB. 



ReHrock lake, 10100 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. 



727. 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. 



