CYPERACEAE. 73 



Blanca; Mt. Harvard; Gray's Peak; Cameron Pass; Telluride; Pagosa Peak; 

 Long's Peak; lat. 39-4i. 



53. Carex misandra R. Br. In arctic and alpine regions from Lab. to 

 Alaska and Colo.; also in Europe and Asia. Alt. about 12,000 ft. Gray's 

 Peak. 



54. Carex rupestris All. In alpine and arctic regions from Greenl. to 

 Alaska and Colo. Alt. 11,500-13,000 ft. Pike's Peak; Cumberland Mines; 

 Gray's Peak; James' Peak; Mt. Elbert; Long's Peak; Floral Mountain; 

 lat. 39-4i. 



55. Carex obtusata Lilj. On dry hills and prairies from Newf. and B. C. 

 to Colo. Alt. 8000-10,000 ft. Ruxton Dell; Georgetown; Chicken Creek, 

 west of Mt. Hesperus; South Park; Long's Peak; lat. 39-4i. 



56. Carex filifolia Nutt. On dry plains from Man. to B. C., Neb., Colo, 

 and Calif. Alt. 4000-10,000 ft. Lat. 39-4i ; Ute Pass; Table Rock; Silver 

 Plume. 



57. Carex elynoides Holm. Mountains of Colo. Alt. 11,500-13,000 ft 

 Alpine Tunnel ; near Pagosa Peak ; Mt. Princeton, Chaffee Co. ; Mt. Mas- 

 sive and Mt. Kelso. 



58. Carex scirpoidea Michx. In rocky soil from Greenl. to Alaska, Mass, 

 and Calif. San Juan Co.; South Park; lat. 39-4i. 



59. Carex oreocharis Holm. Mountains of Colo. Alt. about 8500 ft. 

 Lamb's ranch, near Long's Peak. 



60. Carex pennsylvanica Lam. In dry soil from N. B. to Alb., N. C. and 

 Colo. In the state only represented by var. vespertina Bailey. Alt. 5000- 

 8500 ft. New Windsor; Colorado Springs; foot-hills, Larimer Co.; Ft. Col- 

 lins ; headwaters of Pass Creek ; Como ; vicinity of Horsetooth ; Trail Creek 

 and Rist Canon; Ute Pass; mountains near Central City; Dixon Canon; 

 Horsetooth Gulch. 



61. Carex Rossii Boott. Mountains from Alb. and B. C. to Colo. Alt. 

 6000-11,500 ft. Middle Park; Chambers' Lake; Cameron Pass; Little Kate 

 Mine, La Plata Mountains ; Silver Plume ; near Pagosa Peak ; Colorado 

 Springs; Twin Lakes; headwaters of Beaver Creek; Mt. Massive; head- 

 waters of Clear Creek. 



62. Carex umbellata Schkur. In dry soil from N. Sc. to Ore., N. J. and 

 Colo. In the state represented by var. brevirostris Boott. Alt. about 6000 

 ft. Near Golden City. 



63. Carex lanuginosa Michx. In swamps and wet meadows from N. Sc. 

 to B. C., N. J., N. M. and Calif. Alt. 4000-8500 ft. Gunnison ; Twin Lakes ; 

 Windsor; Turkey Creek and tributaries; mountains in Larimer Co.; Du- 

 rango; swales, Ute Pass; Canon City; Campton's ranch; Pagosa Spring; 

 Estes Park. 



64. Carex aristata R. Br. In bogs from Ont. to Ore., N. Y. and Utah 

 Alt. 4000-6000 ft. Saguache Creek; river bank, near Fort Collins. 



65. Carex Backii Boott. In woods and thickets from Ont. to Man., N. Y. 

 and Colo. Alt. up to 5500 ft Ft. Collins; lat 39-4i. 



66. Carex longirostris Torr. On banks and in moist thickets from N. B. 

 to N. W. Terr., Pa. and Colo. In the state represented by var. minor Boott. 

 Gulch west of Pennocks and south of Rist Canon; lat. 39-4i. 



