377] FLORA OF BOULDER, COLORADO 22Q 



Plains about Boulder, 5100-6000 ft. (Daniels, 831). 

 SASKATCHEWAN to ALBERTA; NEW MEXICO to ARIZONA. 



1018. C. Cooperi A. Nels. COOPER'S GOLDEN ASTER. 



Long's Peak near timberline, the type locality, (A. Nels). 

 COLORADO. 



437. CHRYSOTHAMNTIS Nutt. RABBIT-BRUSH. 



1019. C. Parryi (Gray) Greene [Bigelovia Parryi Gray]. 

 PARRY'S RABBIT-BRUSH. 



Subalpine valley at Eldora, 8700 ft. (Daniels, 866). 

 WYOMING to COLORADO. 



1020. C. graveolens (Nutt.) Greene [C. nauseosus graveo- 

 lens (Nutt.) Piper]. HEAVY-SCENTED RABBIT-BRUSH. 



Mesa south of the Chautauqua grounds, Boulder, (Rama- 

 ley). 



NEBRASKA to MONTANA; NEW MEXICO to UTAH. 



1021. C. pulcherrimus A. Nels. FAIREST RABBIT-BRUSH. 

 Alkali flat east of Boulder near Owen's lake, 5200-5300 ft. 



(Daniels, 663). 



MONTANA to COLORADO. 

 io2ia. C. pulcherrinms fascieulatus A. Nels. FASCICULATE 



RABBIT-BRUSH. 



Boulder creek, the type locality (A. Nels.). 



1022. C. elegans Greene. HANDSOME RABBIT-BRUSH. 

 Subalpine valley at Eldora, 8700 ft. (Daniels, 867). 

 COLORADO. 



438. SIDERANTHUS Nutt. STAR-FLOWER. 



1023. S. annims Rydb. ANNUAL STAR-FLOWER. 

 Arapahoe Road east of Boulder, 5300 ft. (Daniels, 726). 

 NEBRASKA and COLORADO to TEXAS. 



1024. S. spinulosus (Pursh) Sweet [Aplopappus spinulosus 

 (Pursh) DC.]. SPINULOSE STAR-FLOWER. 



Frequent on the plains, 5100-5700 ft. (Daniels, 473). 

 MINNESOTA to SASKATCHEWAN and MONTANA; TEXAS to 

 ARIZONA. 



439. PYRROCOMA Nutt. 



1025. P. crocea (Gray) Greene [A. croceus Gray]. YELLOW 



