1921] Smiley: Flora of the Sierra Nevada of California 135 



Yosemite, A. Gray in 1872 (a doubtful form and perhaps better 

 referred to the following variety) ; Kaweah meadows, Tulare County, 

 open woods, 9,300 feet, Purpus 5139; Hockett's meadows, Tulare 

 County, Culbertson (B4429). 



la. Brodiaea ixioides var. scabra (Greene), comb. nov. 

 Calliprora scabra Greene, Erythea, vol. 3, p. 126. 1895. 



Type locality. Not given. 



Range. Same as the species. 



Zone. Canadian. 



Specimens examined. Long Lake, Plumas County, 6,800 feet, 

 Hall 9350 ; Pyramid Peak, glacial valley on east side, 8,800 feet, Smiley 

 98; Desolation Valley, 8,400 feet, Smiley 348; Gilmore's Lake, Tallac, 

 C. J. Fox Jr., July, 1895; base of Mt. Hoffman, Yosemite (collector 

 not given) ; soda springs of the Tuolumne, 9,000 feet, Brewer 1775; 

 between Lake Tenaya and Tuolumne meadows, 8,500 feet, Smiley 707 ; 

 Lake Tenaya, 8,100 feet, Smiley 689. 



This variety commonly grows at slightly higher levels than is 

 normal for the species, though occasionally both forms will be found 

 growing together. 



2. Brodiaea gracilis Wats., Proc. Am. Acad., vol. 14, p. 238. 

 1879. 



Type locality. "On Spanish Peak, Plumas County." Mrs. R. M. 

 Austin. 



Range. Sierra Nevada. 



Zone. Canadian. 



Specimens examined. Desolation Valley, Dudley, June 26, 1900 ; 

 near Gold Lake, Plumas County, near the base of Spanish Peak, Mrs. 

 R. M. Austin in 1877 ; vicinity of Lake Tenaya, 8,300 feet, Hall and 

 Babcock 3523. 



2. ALLIUM 



Stamens shorter than the perianth segments and included by them; scape terete. 



Capsule not crested. 



Bracts 3; leaves usually 2 1. A. tribracteatum 



Bracts 2; leaf solitary 2. A. ambiguum 



Capsule conspicuously crested; leaves several. 



Filaments broadened at the base 3. A. bisceptrum 



Filaments filiform 4. A. campanulatum 



Stamens longer than the perianth segments and exserted. 



Scape very stout, somewhat angled, 1-3 feet high 5. A. validum 



Scape very slender, much compressed and 2-edged, 3-5 inches high 

 ^*. 6. A. platycaule 



