36 PLANT JS BAKERIAN.E. 



especially along the borders of thickets, and along river 

 banks at Arboles, June ; n. 190. 



Eriocoma cuspidata, Nutt. Gen. i. 40. Arboles, June ; n. 

 189. One of the very earliest of vernal grasses. At Her- 

 mosa, where, among the dry hills and sandy banks, it is 

 common, we found it in March, showing a short growth of 

 fresh green leaves that seemed to be eagerly sought by cat- 

 tle. The species is catalogued in PL Baker, i. 42, as Ory- 

 zopsis cuspidata. 



MUHLENBERGIA AFFiNis, Trin. Mem. Acad. Petr. Ser. VI. 

 ii. 301. Common at Charna, N. Mex., Sept., forming large 

 tufts; n. 187. 



MUHLENBERGIA COMATA, Beuth. & Hook. Gen. PI. iii. 

 1144. Common in dry beds of streams, forming large tufts, 

 at 9,000 feet, near Pagosa Peak, Aug.; n. 188. Also col- 

 lected at Arboles, 28 June. 



Phleum alpinum, Linn. Abundant in all alpine mead- 

 ows, at 12,000 feet, near Pagosa Peak, Aug.; n. 194. 



Phleum pratense, Linn. In meadow- lands about Pagosa 

 Springs and at Arboles, July; n. 195. 



ALOPECURUS GENICULATUS, Linn. Sp. 60. Common in 

 wet and subalkaline soils along the river at Arboles, June? 

 n. 151. 



Sporobolus airoides, Torr. Aztec, N. Mex., May; n. 212; 

 and at Arboles, Colo., June; n. 213. A common bunch 

 grass of dry lands. 



SPOROBOLUS CONFUSUS, Vasey, U. S. Herb. i. 56. Occur- 

 ring in extensive patches on otherwise barren, dry, stony 

 beds of streams at Piedra, July; n. 214. 



