82 UNIVERSITY OF MISSOURI STUDIES [230 



193. C. marcida Boott. CLUSTERED FIELD SEDGE. 

 Abundant in dry meadows, 5100-8600 ft. (Daniels, 95). 

 MANITOBA to BRITISH COLUMBIA; KANSAS to NEW MEXICO 



and NEVADA. 



194. C. Sartwellii Dewey. SARTWELL'S SEDGE. 



Swales along railroads in the plains, 5100-6000 ft. (Dan- 

 iels, 971). 

 ONTARIO to BRITISH COLUMBIA; NEW YORK to UTAH. 



195. C. Douglasii Boott. DOUGLAS' SEDGE. 



Common in dry soil throughout, 5100-11000 ft. (Daniels, 

 317). Also near Long's Peak (Rydberg; Coulter in Wabash 

 College Herb.). 



MANITOBA to BRITISH COLUMBIA; NEBRASKA to NEW MEX- 

 ICO and CALIFORNIA. 



196. C. scoparia Schkuhr. BROOM SEDGE. 



Wet meadows about ditches and streams, 5100-7000 ft. 

 (Daniels, 266). 



NOVA SCOTIA to MANITOBA; FLORIDA to COLORADO. 



197. C. athrostachya Olney. BRACTED SEDGE. 



Shores of a pond south of Boulder, thence to timberline, 

 5500-11000 ft. (Daniels, 258). 

 ASSINIBOIA to BRITISH COLUMBIA; COLORADO to CALIFORNIA. 



198. C. festiva Dewey. PRETTY SEDGE. 



Abundant throughout the foothills and mountains in 

 canons and humid meadows, 6000-13000 ft. (Daniels, 103). 

 . ASSINIBOIA and BRITISH COLUMBIA to MEXICO. 



199. C. ebenea Rydb. [C. f estiva Haydeniana Bailey]. EBONY 

 SEDGE. 



In frozen ground, alpine valley near snow, above Bloom- 

 erville, 9000-10000 ft. (Daniels, 324). Also on Long's Peak 

 (Rydberg). 



ALBERTA to BRITISH COLUMBIA; COLORADO to UTAH. 



200. C. petasata- Dewey. WESTERN'S HARE'S-FOOT SEDGE. 

 Deep canons, north slope of Green Mt, 7000 ft. (Daniels, 



469). 



ALBERTA to ALASKA; COLORADO to OREGON. 



