1921] Smiley: Flora of the Sierra Nevada of California 171 



Brewer 1786 ; Elizabeth Lake meadow, Tuolumne meadows, 9,800 feet, 

 Smiley 803 ; Tenaya meadow, Yosemite, 8,300 feet, Smiley 683 ; Mt. 

 Raymond, wet meadow on the south side, 7,900 feet, Smiley 534; 

 Kaweah meadow, Tulare County, Dudley 2199 ; Hockett meadows, 

 Tulare County, 8,500 feet, H. M. and G. R. Hall 8472. 



This is the most conspicuous plant in the wet meadows of the 

 Canadian zone ; at the higher levels the whole plant becomes very much 

 reduced in size, the spikes scarcely one-half inch long. 



7. Polygonum alphmm All., Fl. Pedem., vol. 2, p. 206, t. 68, fig. 1. 



1785. 



P. polymorphum var. alpinum Ledeb., PI. Ross., vol. 3, p. 524. 1849. 



Type locality. European. 



Range. In America, south along the west coast to California. 



Zone. Canadian. 



Specimens examined. Silver Lake, Amador County, 8,000 feet, 

 Hansen 314; Grass Lake, Tahoe, 7,200 feet, McGregor 91; Plumas 

 County, Mrs. Austin in 1876; near Lake Tenaya, Hall and Babcock 

 3635. 



8. Polygonum phytolaccaefolium Meissn., in Small, Bull. Torr. 



Bot. Club, vol. 19, p. 360. 1892. 



Type locality. California. 



Range. California to Washington and Idaho. 



Zone. Canadian mainly as to our specimens. 



Specimens examined. Donner Pass, Torrey 425; Donner, K. C. 

 (Mrs. Curran), August, 1883; above Donner Lake toward Donner 

 Pass, Heller 7123. 



Perhaps not specifically distinct from the preceding. 



9. Polygonum Davisiae Brewer in Gray, Proc. Am. Acad., vol. 8, 



p. 399. 1872. 



Type locality. "In California it belongs to the Sierra Nevada." 



Range. North Coast Ranges and northern Sierra. 



Zone. Hudsonian and Canadian. 



Specimens examined. Mt. Dyer, Plumas County, Mrs. Austin 

 in 1879; Sierra County, Lemmon 714; Placer County, A. M. Carpen- 

 ter, August, 1892 ; Silver Valley, Alpine County, Brewer 1955 ; Castle 

 Peak, 7,600 feet, Smiley 469; Mt. Lola, Kennedy and Doten 172; 

 Cisco, high mountains, Bolander in 1872. 



