122 CONTRIBUTIONS FEOM THE NATIONAL HEEBAPJUM. 



Range: British Columbia to New England, south, to Arkansas and northern New 

 Mexico. 

 New Mexico: Chama; Sierra Grande. Transition Zone. 



21. Carex wootoni Mackenz. Smiths. Misc. Coll. 65": 1. 1915. 

 Type locality: San Francisco Mountains, New Mexico. 

 Range: New Mexico and Arizona. 



New Mexico: Chama; Sawyers Peak; Winter Folly. 



22. Carex obtusata Liljebl. Bih. Svensk. Vet. Akad. Handl. 14: 69. pi. 4- 1793. 

 Type locality: "Habitat Oelandiae, prope KJoping, in locis apricis, arenosis, 



rarius." 



Range : British America to Colorado and New Mexico. 

 New Mexico: 'SVinsor Greek (Standley). Transition -Zone. 



23. Carex filifoUa Nutt. Gen. PI. 2: 204. 1818. 



Type locality: ' 'Dry plains and gi'avelly hills of the Missouri." 



Range: British America to Nebraska, New Mexico, and California. 



New Mexico: Santa Fe; Las Vegas. Dry plains, in the Upper Sonoran Zone. 



24. Carex heliophila Mackenz. Torreya 13: 15. 1913. 



Type locality: Open prairie, near Lee's Summit, Jackson Coimty, Missouri. 

 Range: New Mexico and Wyoming to Iowa and Illinois. 



New Mexico: Chama; Tierra Amarilla; Nutritas Creek; Glorieta; Raton. Open 

 plains and hillsides, in the Upper Sonoran and Transition zones. 



25. Carex geophila Mackenz. Bull. Torrey Club 40: 546. 1913. 



Type locality: Tierra Amarilla, Rio Arriba County, New Mexico. Type collected 

 by W. W. Eggleston (no. 6584). 

 Range: Mountains of western New Mexico. 

 New Mexico: Tierra Amarilla; Chama; Mogollon Mountains. 



26. Carex pityophila Mackenz. Bull. Torrey Club 40: 545. 1913. 



Type locality: Southeast of Tierra Amarilla, Rio Arriba County, New Mexico. 

 Type collected by W. W. Eggleston (no. 6605). 

 Range: Northern New Mexico. 

 New Mexico: Near Tierra Amarilla. Upper Sonoran Zone. 



27. Carex capillaris elongata Olney; Fernald, Proc. Amer. Acad. 37: 509. 1902. 

 Type locality: Twin Lakes, Colorado. 



Range : British America to New Mexico and New York. 



New ^Iexico: Truchas Peak; Grass Mountain. Canadian and Hudsonian zones. 



28. Carex aurea Nutt. Gen. PI. 2: 205. 1818. 

 Type locality: On the shores of Lake Michigan. 



Range: British America to Pennsylvania, New Mexico, and Wyoming. 

 New Mexico: Chama: Grass Moimtain; Winsors Ranch. Meadows, in the Transi- 

 tion and Canadian zones. 



29. Carex scopulorum Holm, Amer. Joum. Sci. 14: 421./. 1-6. 1902. 

 Type locality: Clear Creek Canyon, Colorado. 



Range: Wet ground, Washington and Montana to Colorado. 



So far not collected in New IMexico, but doubtless to be found on the high moun- 

 tains in the northern part of the State. 



30. Carex keUoggii Boott in S. Wats. Bot. Calif. 2: 240. 1880. 

 Type locality: In the Sierra Nevada at Alta, California. 

 Range : Alaska to California, east to Utah and New Mexico. 

 New Mexico: Chama {Standley 6844). 



