28 
POACEAE. 
17. Muhlenbergia Porteri Scribn. (M . Texana Thurb.; not Buckl.) On 
hills and plains from Tex. to Colo, and Calif.; also Mex.—Alt. about 6500 
ft.—Canon City. 
21. LYCURUS H. B. K. 
1. Lycurus pheoides H. B. K. On dry hillsides from Tex. to Colo, and 
Ariz s ; also Mex.—Alt. 6000-7500 ft.—Garden of the Gods; Meadow Park; 
gulch west of Soldier Canon. 
22. PHLEUM L. Timothy. 
Spikes usually elongated-cylindric; awns less than y 2 the length of the outer 
glumes. 1. P. pratense. 
Spikes short, ovoid or oblong; awn about y 2 the length of the outer glume. 
2. P. alpinum. 
1. Phleum pratense L. In meadows and waste places, escaped from culti¬ 
vation from N. Sc. to B. C., Fla. and Calif.—Alt. up to 11,000 ft.—Pagosa 
Springs; Alpine Tunnel; Ruxton Park; Mancos. 
2. Phleum alpinum L. In mountain meadows from Lab. to Alaska, N. H. 
and Calif.; also in northern Europe and Asia.—Alt. 8500-12,000 ft.—Near 
Pagosa Peak; Dead Lake; Ruxton Park; mountains west of Cameron Pass; 
Chamber’s Lake; LaPlata; Georgetown; Seven Lakes; West Indian Creek; 
Lake City; Robinson, Summit Co.; Gray’s Peak; Beaver Creek; Boreas; 
Hematite; Pike’s Peak. 
23. ALOPECURUS L. Foxtail. 
Spike elongated-cylindric, 3-7 cm. long; 4-6 mm. in diameter. 
1. A. aristulatus. 
Spike oblong, 2-4 cm. long; 9-12 mm. in diameter. 2. A. occidentalis. 
1. Alopecurus aristulatus Michx. In wet meadows from Me. to Alaska, 
Pa. and Calif.—Alt. 4000-11,500 ft.—Wahatoya Creek; Colorado Springs; 
Arboles; Laramie River, Larimer Co.; Grizzly Creek; Mancos; Dead Lake; 
vicinity of Boulder; Manitou; Twin Lakes; South Park; Tobe Miller’s 
ranch, near La Porte; Quimby; Barne’s Camp; Spring Canon; Soda Creek; 
Poudre Canon; Hotchkiss; Table Rock; Fossil Creek; along Purgatory 
River, near Trinidad. 
2. Alopecurus occidentalis Scribn. (A. alpinus of Coult. Man.; not L.) 
In wet meadows from Alb. to B. C., Colo, and Utah.—Alt. 8500-11,000 ft.— 
Cameron Pass; Marshall Pass. 
24. PHIPPSIA R. Br. 
1. Phippsia algida R. Br. In arctic-alpine localities from Greenl. to Alaska; 
also in Colo., arctic Europe and Asia.—Chicago Lake, near Georgetown. 
25. BLEPHARINEURON Nash. 
1. Blepharineuron tricholepis (Torr.) Nash. (Sporobolus tricholepis 
Torr.) Mountain valleys from Colo, to Utah, Tex. and Ariz.; also Mex.— 
