1921] Smiley: Flora of the Sierra Nevada of California 241 



Range. Southern Sierra Nevada. 



Zone. Canadian. 



Specimens examined. Southern Sierra, 9,000 feet, Rothrock 327 

 (type) ; Hockett's meadows, Tulare County, Dudley 1871; Funston's 

 meadows, Tulare County, 8-9,000 feet, Dudley 2157, only slightly 

 pubescent and hence approaching the following variety. 



la. Horkelia purpurascens var. pinetorum (Coville), comb. nov. 



Potentilla purpurascens pinetorum Coville, Proc. Biol. Soe. Wash., vol. 7, 



p. 77. 1892. 



Horkelia pinetorum Bydb., Bull. Torr. Bot. Club, vol. 25, p. 55. 1898. 

 HorJceliella pinetorum Bydb., N. Am. Fl., vol. 22, p. 282. 1908. 



Type locality. "Trout Meadow, Sierra Nevada, Tulare County, 

 California. ' ' 



Range. Southern Sierra Nevada. 



Zone. Transition and lower Canadian. 



Specimens examined. Trout meadows, Tulare County, Hall and 

 Babcock 5048; Kern River Flat, Tulare County, Culbertson (B 4309) ; 

 Monache meadows, Olanche Mountain, 8,000 feet, Hall and Babcock 

 5219. 



The variety differs from the species in lacking pubescence ; it is 

 common below and in the Pinus Jeffreyi zone, while the species is of 

 higher altitudes Pinus Murray ana forests of Hockett's meadows, etc. 



2. Horkelia fusca Lindl., Bot. Reg., vol. 23, t. 1997. 1837. 



Potentilla Douglasii Greene, Pitt., vol. 1, p. 103. 1887. 



Type locality. ' ' California, ' ' without definite station ; collected 

 by Douglas. 



Range. Pacific Coast from Washington to California. 



Zone. Transition and Canadian. 



Specimens examined: Summit, Bolander in 1873; near Peregoy's 

 above Yosemite, A. Gray in 1872; Westf all's meadows, Yosemite, 

 Bolander 4966. 



2a. Horkelia fusca var. tenella Wats., Bot. Calif., vol. 1, p. 181. 

 1876. 



Horkelia parviflora Nutt., in H. and A., Bot. Beech. Voy., p. 338. 1838. 

 Potentilla Andersoni Greene, Pitt., vol. 1, p. 104. 1887. 



Type locality. "In Sierra County." 

 Range. Southern Washington to central Sierra Nevada. 

 ^Zone. Canadian and Transition, occasionally at high altitudes. 



