92 University of California Publications in Botany [Vol. 9 



2. Stipa minor Scribn., U. S. Dept. Agr., Div. Agrost. Bull., vol. 

 11, p. 46. 1898. 

 S. viridula Trin. var. minor Vasey, Contr. Nat. Herb., vol. 3, p. 50, 1892. 



Type locality. — Not given. 



Range. — Sierra Nevada. 



Zmie. — Hudsonian. 



Specimens examined. — Summit Valley, 8,000 feet, Pringle, Sep- 

 tember 20, 1882 ; Mt. Dana, Bolander 5087. 



This species is reported from Farewell Gap, Tulare County 

 (10,500 feet), Hitchcock 3393 (Jepson, Fl. Calif., vol. 1, p. 107. 

 1912). It appears to be a part of 8. viridula Thurb., Bot. Calif., vol. 2, 

 p. 288. 1880. Professor Hitchcock (Jepson, I.e.) suggests that this 

 species is probabl}^ also native in Mexico, 



2. ORYZOPSIS 



1. Oryzopsis Kingii Beal, Grasses N. Am., vol. 2, p. 229. 1896. 

 Stipa Kingii Bolander, Proc. Calif. Acad., vol. 4, p. 170. 1872. 



Type locality. — ''Meadows and open woods near Mt. Dana, seven 

 to twelve thousand feet altitude. " Bolander. 



Range. — Central Sierra Nevada, 



Zone. — Canadian and Hudsonian, 



Specimens examined. — Upper Tuolumne meadows, 9,700 feet, 

 Bolander 6097 (type); Yosemite National Park, Lemmon in 1897; 

 meadow near Cathedral Pass trail, Yosemite, Smiley 522; ]\It, God- 

 dard, 11,000 feet. Hall and Chandler, Juh', 1900; Yosemite-Tenaya 

 trail, Congdon, August 13, 1894; Black Mountain, Fresno County, 

 10,000 feet. Hall and Chandler 601 ; Mt, Silliman, meadows at 10,000 

 feet, Mrs, Brandegee, August 23, 1905. 



Collections have also been made on Clouds' Rest (9,900 feet), 

 Congdon, and in Lyell Fork Cailon, Hitchcock 3289 (Jepson, I.e., p, 

 108), 



3. MUHLENBERGIA 



1. Muhlenbergia filiformis Rydb, Bull. Torr. Bot. Club, vol. 32, 

 p. 600. 1905. 



Vilfa depauperata Torr. var. filiformis Thurb., Bot. King's Exped., p. 376, 



1871, 

 Vilfa gracilUma Thurb., Bot. Calif., vol. 2, p. 268. 1880, not If. graciUima 



Torr. 1856. 

 Sporobolus graoillimus Vasey, Deser. Cat. Grasses U. S., p. 44. 1885, 

 Sporobolus filiformis Rydb., Contr, Nat, Herb., vol, 3, p. 189. 1895, 



