397] FLORA OF BOULDER, COLORADO 249 



5800-6000 ft. (Daniels, 176). Gulch south of Boulder (Ryd- 

 berg). 



NORTH DAKOTA to WASHINGTON ; COLORADO to CALIFORNIA. 



1 153^. A. monocephala. Rydb. SINGLE-HEADED ARNICA. 

 Long's Peak (Porter & Coulter). 

 MONTANA and IDAHO to COLORADO. 



1154. A. Parryi Gray [A. eradiata (Gray) Heller]. PARRY'S 



ARNICA. 



Arapahoe Trail just below timberline, Arapahoe Peak, thence 

 well toward Eldora, 9000-10500 ft. (Daniels, 946). Also at 

 Caribou ( Rydberg) . 



MONTANA to BRITISH COLUMBIA; COLORADO to WASHING- 

 TON. 



474. SENECIO L. GROUNDSEL. 



1155. S. scopulinus Greene [S. Bigelovii Hallii Gray]. HALL'S 



GROUNDSEL. 



Subalpine meadows at Eldora, 8600 ft. (Daniels, 624). 

 WYOMING to COLORADO. 



1156. S. chloranthus Greene. GREEN-FLOWERED GROUNDSEL. 

 Subalpine bogs at Eldora, 8600 ft. (Daniels, 990). 

 COLORADO. 



1157. S. pudicus Greene. BASHFUL GROUNDSEL. 



Along Boulder Canon, and at Eldora, 7000-10000 ft. (Dan- 

 iels, 547). Also between Sunshine and Ward (Rydberg). 

 COLORADO. 



1158. S. carthamoides Greene. ALPINE GROUNDSEL. 

 Arapahoe Peak above timberline, 10500-11000 ft. (Daniels, 



943). 



WYOMING to COLORADO. 



1159. S. blitoides Greene. ELITE GROUNDSEL. 



Arapahoe Peak above timberline, 10500-12000 ft. (Daniels, 

 1006). 

 COLORADO. 



1160. S. triangularis Hook. TRIANGULAR-LEAVED GROUNDSEL. 

 Common in subalpine bogs and along stream banks at El- 



