42 PLANTS BAKERIAN.E. 



ORYZOPSIS MICRANTHA, Thurb. in Porter Fl. Colo. 145. 

 On dry hills about Durango and on Chicken Creek, n. 961. 



ORIZOPSIS CUSPIDATA, Vasey, Gram. U. S. 23. Common 

 on sage plains, and on dry hills below 8,000 feet, n. 436. 



PHLEUM PRATENSE, Linn. 1. c. 59. Commonly naturalized 

 in fields and by waysides, n. 430. 



PHLEUM ALPINUM, Linn. 1. c. Common inhabitant of 

 mountain meadows at 9,000 to 10,500 feet, n. 972. 



ALOPECURUS ARISTULATUS, Michx. FL i. 43. By streams, 

 up to 10,500 feet, n. 972. 



SPOROBOLUS BREVIFOLIUS (Nutt.), Scribn. Occasional in 

 dry fields at Mancos and Durango, ascending to 9,000 feet 

 in the mountains, nn. 325, 425. 



SPOROBOLUS AIROIDES, Torr. Marcy's Rep. 300. Common 

 in adobe soils about Mancos, Parrott City and Durango, and 

 also at higher elevations, below 9,000 feet, n. 398. 



SPOROBOLUS ASPERIFOLIUS, Nees & Meyen, in Nov. Act. 

 Nat. Cur. xix. Suppl. I, 141. Occasional along the Las 

 Animas near Durango, n. 964. 



AGROSTIS EXARATA, Trin. Gram. Unifl. 205. With the 

 last, but not common, n. 950. 



AGROSTIS HYEMALIS, BSP. Catal. 68. Common along 

 streams and ditches below 10,000 feet, n. 951. 



CALAMAGROSTIS HYPERBOREA, Lange in Fl. Dan. t. 2942. 

 Muddy banks about Hamor's Lake, n. 951. 



CALAMAGROSTIS HYPERBOREA AMERICANA, Kearney, Bull. 

 Agrost. xi. 41. On Panther Creek, near Durango, n. 967 ; 

 rare. 



DESCHAMPSIA C^SPITOSA, Beauv. Agrost. 91, t, 18, f. 3. 



