CYPERACEAE. 71 



23. Carex Bonplandii minor Olney. (C. illota Bailey.) Mountains of 

 Wyo., Colo, and Utah. Alt. about 11,500 ft. Headwaters of Clear Creek; 

 Ethel Peak, Larimer Co. 



24. Carex straminea Willd. In dry fields and on foot-hills from N. B. to 

 Man., Pa. and Colo. Alt. 4000-6500 ft. Foot-hills, Larimer Co. ; Clear Creek 

 Canon. 



25. Carex straminiformis Bailey. In dry meadows and on hillsides from 

 Wash, to Colo, and Calif. Alt. about 9500 ft. West Mancos Canon. 



26. Carex festucacea Schkur. In rich soil from N. B. to Minn., Fla. and 

 Colo. Alt. 4000-5000 ft. Windsor; Brantly Canon, Las Animas Co. 



27. Carex stenophylla Wahl. On dry plains from Man. to B. C., Iowa 

 and Colo. Alt. 4060-10,500 ft. South Park ; Turkey Creek and tributaries ; 

 mesas near Colorado Springs; Como; vicinity of Horsetooth; Georgetown. 



28. Carex incurva Lightf. In alpine-arctic regions from Greenl. to Alaska 

 and Colo. ; also in Europe and Asia. Alpine ridge, near Middle Park ; 

 Gray's Peak; Silver Plume. 



29. Carex alpina Sw. In rocky places, in arctic or alpine regions from 

 Lab. and Alaska to Ont. and Colo. Alt. 8500-12,000 ft. Seven Lakes ; South 

 Park; Ruxton Dell; Pike's Peak; La Plata River; Beaver Creek; Idaho 

 Springs ; Georgetown. 



C. alpina var. Stevenii Holm. Georgetown; Colorado Springs; Silver 

 Plume ; Middle Park ; Lamb's ranch, near Long's Peak ; between Graymont 

 and Stevens' Mine; Gray's Peak. 



30. Carex melanocephala Turcz. (C. nova Bailey.) In the mountains 

 from Mont, to Colo. Alt. 8500-12,000 ft. Sierra Blanca; Middle Park; 

 Alpine Tunnel; west side of Bald Mountain; Pike's Peak; Ouray; Upper 

 La Plata River; Silver Plume; Oro City; Wet Mountain Valley; Chambers' 

 Lake; Mt. Elbert; Mt. Kelso; headwaters of Clear Creek. 



31. Carex atrata L. In arctic-alpine localities from Lab. and Alaska to 

 Que., Colo, and Calif. Alt. 11,500-13,000 ft. Sierra Blanca; South Park; 

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



32. Carex chalciolepis Holm. Mountains of Colorado. Alt. 8500-13,000 ft. 

 Marshall Pass; Ouray; Mt. Hesperus; Devil's Causeway; Cameron Pass; 

 Silver Plume; Bottomless Pit; near Pagosa Peak; Little Kate Mine; West 

 Spanish Peak; Bald Mountain; Pike's Peak; Estes Park; Empire; James' 

 Peak; Mt. Massive; Mt. Elbert; Mt. Kelso; Long's Peak; Gray's Peak. 



33. Carex bella Bailey. Mountains of Colo., Utah and Ariz. Alt. 9000- 

 11,500 ft. Sierra Blanca; Upper La Plata River; Mt. Hesperus; Stage 

 Coach Mountain; West Spanish Peak; South Park. 



34. Carex Parryana Dewey. In alpine and arctic regions from Hudson 

 Bay to B. C. and Colo. Alt. 6500-10,000 ft. South Park; Table Rock; 

 Mosquito; South Pass; Twin Lakes; lat. 39-4i. 



35. Carex Raynoldsii Dewey. In mountain meadows from Mont, and 

 Wash, to Colo, and Calif. Foot of Mt. Richtofen, on the Michigan; Rabbit- 

 Ear Range, Routt Co. 



36. Carex Buxbaumii Wahl. In bogs from Newf. to Alaska, Ga. and Calif. 

 Twin Lakes; lat. 39-4i. 



37. Carex rhomboidea Holm. In alpine swamps of Colo. Alt. 8500-9500 

 ft. In swamps near Long's Peak; Twin Lakes. 



