294 University of California Publications in Botany [Vol. 9 



lb. Dodecatheon Jeffrey! f. pyg-maeum Hall, Univ. Calif. Publ. 

 Bot., vol. 4, p. 203. 1912. 



Type locality. — "Wet soil on Pyramid Peak, Eldorado County, 

 California, at an altitude of 2,740 m." 



Range. — Sierra Nevada. 



Zone. — Canadian and Hudsonian. 



Specimens examined. — Pyramid Peak, 9,000 feet. Hall and Chand- 

 ler 4739 ; same locality, east side at 9,800 feet. Smiley 86 ; above 

 Heather Lake, Tahoe, Setchell and Dobie, July 6-21, 1901 ; Suzy Lake, 

 Tahoe, 7,950 feet, McGregor 47 in part; Mt. Gibbs, Yosemite, at tim- 

 ber line, 10,400 feet. Smiley 768 ; Elizabeth Lake meadow, Yosemite, 

 9,800 feet. Smiley 793; Snow Flat, Yosemite, 8,700 feet. Hall and 

 Babcock 3486 ; mountains near Little Kern Eiver, Tulare County, 

 11-12,000, Purpus 5239 in part. 



This is simply the dwarfed alpine state of the species usually seen 

 near or above timber line but the same nanism may be developed at 

 much lower altitudes when the plant is subjected to difficult life con- 

 ditions. 



2. Dodecatheon alpinum Greene, Erythea, vol. 3, p. 39. 1895. 



Type locality. — ' ' Common along boggy margins of sub-alpine lakes 

 in the Sierra Nevada of California, more especially from Donner Lake 

 southward." 



Range. — Northeast Oregon (Wallowa Mountains) southward 

 through the mountains of northern California, through the Sierra to 

 the mountains of southern California. 



Zone. — Canadian. 



Specimens examvined. — Independence Lake, Sierra County, C. F. 

 Sonne, June 26, 1893 ; Carson Spur, 8,500 feet, Hansen 722 ; bogs near 

 Donner Lake, Brandegee, July, 1889; Mt. Tallac, W. C. Blasdale, 

 July, 1897 ; Dog Lake marsh, Tuolumne meadows, 9,240 feet, Smiley 

 842 ; meadows near Black Mountain, Fresno County, 10,500 feet, Hall 

 and Chandler 620 ; Tuolumne meadows, Yosemite, 8,600 feet, R. A. 

 Ware 2671c ; Kaweah meadows, Tulare County, 9,300 feet, Purpus 

 5183. 



2a. Dodecatheon alpinum f. nanum Hall, Univ. Calif. Publ. Bot., 

 vol. 4, p. 205. 1912. 



Type locality. — "Mount Dana, Mariposa County, California, at 

 3350 m. alt." 



