72 CYPERACEAE. 



38. Carex vulgaris Fries. (C. Goodenovii J. Gay.) In wet grounds from 

 Newf. to Alaska, Pa. and Colo. — Alt. 6000-10,000 ft. — Silver Plume. 



C. vulgaris var. lipocarpa Holm. — Columbine; Steamboat Springs, Routt 

 Co. 



39. Carex rigida Good. (C. vulgaris alpina Booth.) In the mountains 

 from Alaska to Colo. — Alt. about ii,Soo ft. — Headwaters of Clear Creek. 



40. Carex chimaphila Holm. Alpine regions of Colorado. — Alt. 11,000- 

 12,000 ft. — Alpine Tunnel; Long's Peak. 



41. Carex acutina Bailey. Mountains from Mackenzie and Alaska to Colo. 

 and Ore. — Alt. 8500-10,000 ft. — Foot of Mt. Richtofen, on the Michigan; 

 Silver Plume; Georgetown; Graymont; Lamb's ranch, near Long's Peak; 

 James' Peak. 



42. C. acutina var. petrophila Holm. — Dry rocks near Graymont. 



43. Carex variabilis Bailey. (C. stricta Bailey in Coulter's Man.) Wet 

 meadows from Mont, to Colo. — Alt. 8500-11,500 ft. — Seven Lakes; Sierra 

 Blanca; Ruxton Dell; Grizzly Creek; Twin Lakes; Leadville; Ute Pass; 

 Empire; Cameron Pass; Georgetown; Mt. Massive; Mt. Kelso. 



C. variabilis var. sciaphila Holm. — Mt. Massive, 11,000 ft. 



44. Carex nebraskensis Dewey. In meadows from Nebr. to Ore. and N. 

 M. — Alt. 4000-7000 ft. — Wahatoya Creek; Palmer Lake; near Pike's Peak; 

 Colorado Springs; Ft. Collins; Oak Creek; Weston Pass; Twin Lakes; 

 Monument Park. 



45. Carex scopulorum Holm. (C Tolmici subsessilis Bailey, in part.) 

 Mountains of Colo. — Alt. 10,000-12,000 ft. — Sierra Blanca; Marshall Pass; 

 Pike's Peak; Clark's Peak; Bottomless Pit; Mt. Harvard; Estes Park; Sil- 

 ver Plume; Mt. Massive; headwaters of Clear Creek; Stevens' Mine; Mt. 

 Kelso; Gray's Peak. 



46. Carex magellanica Lam. In bogs from Newf. to B. C, Pa. and Utah; 

 also in Europe and South America. — Alt. about 8500 ft. — Estes Park. 



47. Carex aurea Nutt. In wet meadows from Newf. to B. C, Pa., Utah 

 and Wash. — Alt. 4000-11,000 ft. — Gunnison; Palsgrove Canon; Seven Lakes; 

 Green Mountain Falls; North Cheyenne Caiion; Wahatoya Creek; Piedra; 

 Los Pinos; Georgetown; Elk River, Routt Co.; Mancos; West Mancos 

 Caiion; North Park; Twin Lakes; Mt. La Plata; Clear Creek Canon, near 

 Graymont. 



48. Carex Torreyi Tuck. In dry soil from N. Y. to N. W. T. and Colo.— 

 Near Golden City. 



49. Carex polytrichoides Willd. In bogs and swamps from Newf. to B. C, 

 Fla., Tex. and Ore. — Alt. up to 10,000 ft. — -Twin Lakes; lat. 39"'-4i°. 



50. Carex Geyerl Boott. Dry mountain sides from Mont, and B. C. to 

 Colo, and Ore. — Alt. 8500-11,000 ft. — Bob Creek, west of Mt. Hesperus; 

 North Park, near Teller ; foot of Mt. Richtofen, on the Michigan ; Chambers' 

 Lake; lat. 39°-4i°. 



51. Carex nigricans C. A. Mey. On the higher mountains from Alb. and 

 Alaska to Colo, and northern Calif. — Alt. 10,000-13,000 ft. — ^Telluride; 

 Thompson's Canon, on Long's Peak; headwaters of Clear Creek; lat. 39°- 

 41°. 



52. Carex pyrenaica Wahl. On the higher mountains from Alb. and 

 Alaska to Colo, and Ore.; also in Europe. — Alt. 11,500-14,000 ft. — Sierra 



