1921] Snviley: Flora of the Sierra Nevada of California 147 



Range. — California north to Oregon and east to Colorado and New 

 Mexico. 



Zone. — Transition and Canadian. 



Specimens examined. — Near Donner Lake, Torrey 511; Half- 

 Moon Lake, Tahoe, 8,200 feet, Hall and Chandler 4700; Mt. Dyer, 

 Plumas County, Mrs. R. M. Austin, July, 1879 ; Lake Tenaya, Yosem- 

 ite, 8,100 feet. Smiley 691 ; same locality, 8,300 feet, Hall and Babcock 

 3510; above soda springs of the San Joaquin, Congdon, August 14, 

 1899; Mt. Olancha, Tulare County, on Monache Creek, 8,500 feet. 

 Hall and Babcock 5269; Shuteye Mountain, Madera County, 8,100 

 feet, Smiley 567. 



2. Habenaria dilatata var. leucostachys (Lindl.) 0. Ames, Orchid., 



vol. 4, p. 71. 1910. 



Platanthera leucostachys Lindl., Gen. and Sp. Orchid. PI., p. 288. 1835. 

 Habenaria leucostachys Wats., Bot. Calif., vol. 2, p. 134. 1880. 

 Limnorchis leucostachys (Lindl.) Rydb., Mem. N. Y. Bot. Gard., vol. 1, 

 p. 106. 1900. 



Type locality. — "Hab. in ora occidental! Americae septentrion- 

 alis." 



Range. — British Columbia to southern California, east to Utah. 



Zone.— Transition and Canadian. 



Specimens examined. — Plumas County, Mrs. Austin in 1877; 

 Cisco, Kellogg, June 21, 1870; Silver Lake, Amador County, 7,200 

 feet, E. Mulliken 141; lower end Donner Lake, Heller 6919; Half- 

 Moon Lake, Tahoe, 8,200 feet. Hall and Chandler 4699 ; meadows near 

 Meisner's sheep-ranch, Eldorado County, 7,600 feet, Brainerd, July 

 17, 1897 ; Hopkins Creek above Yosemite, Lemmon in 1873 ; trail to 

 Clouds' Rest, Yosemite, 7,600 feet. Smiley 495; Mineral King, Tulare 

 County, 8-9,000 feet. Dr. E. Palmer 223; same locality, Eastwood, 

 July 13, 1903 ; near Glen Alpine, Tahoe, 7,500 feet. Smiley 193. 



3. Habenaria unalaschensis (Spreng.) Wats., Proc. Am. Acad., 



vol. 12, p. 277. 1877. 

 Spiranthes unalaschensis Spreng., Syst., vol. 3, p. 708. 1826.* 



Type locality. — "Ins. Aleut." 



Range. — Alaska to the Gulf of St. Lawrence; south in the west 

 to southern California and Wyoming. 

 Zone. — Transition and Canadian. 



* For complete synonymy see Ames, The Genus Habenaria in North America, 

 Orchidaceae, fasc. 4. 1910, Boston. 



