19 



Brtzopyrum SPICATUM5 Hook., var. strictuXj Gray. Nevada and Utah. 

 PoA TENUIEOLIA, Nutt. Nevada and TTtah- 

 PoA ANDiNA, Nutt. Nevada. 

 PoA ALPINA5 L., var.? ( = 1312 Watson). Nevada. 

 Eragmiostis PuRsnii, Bernb.f (=1321 Watson; 631 Hall, in part, I e., 

 '' U. reptans^ formy" Gray in Proc, Amer. Acad. 8. 498). Nevada. 



Festuca oyina, L. ,Utaii. 

 . Bromus ciliatus, L. Utah. 

 Phragmites communis, L. Utah. 

 TRiTicinvi REPENS, L. Nevada and Utah. 

 HoRDEUM JUBATUM, L. Nevada and Utah. 

 Elymus Canadensis, L. Utah. 

 Elymus condensatus, Presl. Nevada and Utah. 



AiRA C^SPITOSAj L. Utah. 



Panicum leucoph^um, HBK. (P. lacnanthim^ Torr., Pac. Railroad 

 Eep. 7. 21.) Arizona. 



Andropogon macrourus, Michx. Southern Nevada and Arizona. 

 Andropogon ArgenteuSj DC. Arizona. 

 Imperata arundinacea, Oyr. Steud. Ora^n. 405. Nevada. 

 - Equisetum arvense, L. Utah. 



Equisetum l^yigatum, a. Br. Nevada and Utah. 



Adiantum Capillus-Veneris, L. Nevada and Arizona. 



Pteris aquilina, L. Arizona and Utah. 



Cheilanthes Fent)LERI, Hook., Syn. Fil. 139. Arizona. 



Pell^a Wrightiana, Hook. ' (P. mucronata^ Eaton. Hook., Syn. Fil 



148,) Arizona. 

 WooDSiA scopuLiNA, Eaton. Nevada. 

 /^FmlAB^iA HYGRO^iETRiCA, L. Nevada. 

 USNBA BARBATA3 Ach.(?) Arizona. 



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