CYPERACEAE. 71 



23. Carex Bonplandii minor OIney. (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. 4000-10,500 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. 



