217] FLORA OF BOULDER, COLORADO 69 



New Brunswick to British Columbia; Georgia to Colo- 

 rado. 



64. MELICA L. Melic-grass. 



107. M. bella Piper [M. hnlhosa Geyer]. Bulbous melic- 

 grass. 



North slopes of Flagstaff Hill along Boulder Canon, 

 6000-7000 ft. (Daniels, 144). Spikelets often monstrous. 



Montana to Washington; Colorado and Utah to 

 Oregon. 



65. DACTYLIS L. Orchard grass. 



108. D. glomerata L. Common orchard grass. 

 Throughout the whole cultivated district and penetrating 



into shady canons; 5100-9000 ft. (Daniels, 235). 

 Europe, thence to North America. 



66. DISTICHLIS Raf. Salt-grass. 



109. D. stricta (Torr.) Rydb. [D. maritima stricta (Torr.) 

 Thurber]. Marsh spike-grass. 



Alkali flats about Boulder lake, 5300 ft. (Daniels, 728). 

 Saskatchewan to Washington; Missouri to Texas and 

 California. 



67. POA L. Meadow-grass. 



no. P. annua L. Low spear-grass. 



Roadsides and at the entrance to Gregory Cafion, 5100- 

 6000 ft. (Daniels, 250). 



Europe and Asia, thence to North America. 



111. P. pratensis L. Kentucky blue-grass. 



Meadows throughout, 5100-11500 ft. (Daniels, 5:58). Prob- 

 ably naturalized in the irrigated district. 



Europe: Asia: North America, but only the boreal and 

 alpine forms native. 



112. P. trivialis L. Rough meadow-grass. 



About ponds and ditches, 5400-5500 ft. (Daniels, 245). 

 Not in Rydberg's Flora. 



Europe, thence naturalized in many places in the United 

 States. 



