1921] Smiley: Flora of the Sierra Nevada of Calif orma 271 



Specimens examined. — Butte Mountain, northern Butte County, 

 6,800 feet. Hall 9793; Mt. Stanford (Castle Peak), Bolander in 1873; 

 same locality, Hooker and Gray in 1877 ; high mountain near Donner 

 Pass, Torrey 114; Carson Spur, Alpine County, 8,500 feet, Hansen 

 298 ; rocky flat in Placer County, 6,900 feet, A. M. Carpenter, August- 

 October, 1892 ; summit back of Jonesville, Butte County, 7,000 feet, 

 Heller 11659 ; Ebbett's Pass, Brewer 1997 ; Squaw Valley Pass, Brewer 

 2163; near siunmit of Devil's Cliff, Summit Soda Springs, Kennedy 

 and Doten 276 ; south base of Mt. Hoffman, Yosemite, 8,200 feet. Hall 

 and Babcock 3482; Rubicon Peak, Tahoe, rocky ledges, 8,700 feet. 

 Smiley 404 ; on Truckee River near Knoxville, 8,800 feet, Brewer 2163 

 (no doubt a duplicate of no. 2163 above, but included since the locality 

 is different as given on the label in U. C.) ; Red Mountain, 11,000 feet, 

 J. Muir in 1872 ; Farewell Gap, Tulare County, 10,000 feet, R. Hop- 

 ping 159 ; Mt. Whitney, 12-13,000 feet, Purpus 1700 ; North Fork of 

 Kern River, Tulare County, 12,000 feet, Rothrock 400; trail to Mt. 

 Wliitney and Siberian Peak, Culbertson (B4328) ; summit of Fare- 

 well Gap, 10,400 feet, Hall and Babcock 5662; Arroyo-Kern Divide, 

 Tulare County, Dudley, August 2, 1897. 



~^ This species of EpiloMivm is the distinctive Sierran member of the 

 genus and interesting, as Dr. Gray pointed out when describing it, as 

 connecting the Chamaenerion section with the rest of the genus. 



2. Epilobium glaberrimum Barbey, in Brewer and Wats., Bot. 

 Calif., vol. 1, p. 220. 1876. 



E. fastigiatum var. glaberrimum (Barbey) Piper, Contr. Nat. Herb., vol. 

 11, p. 404. 1906. 



Type locality. — ' ' In the Sierra Nevada : Yosemite Valley. ' ' 



Range. — Pacific Coast from Washington to California (King's 

 River region), east to the Great Basin ranges in Nevada. 



Zone. — Canadian, rising into the Hudsonian. 



Specimens examined. — North side of Donner Lake in a hillside 

 swamp. Heller 6998 ; Mt. Dyer, Plumas County, Mrs. R. M. Austin, 

 July, 1879; Mt. Stanford (Castle Peak), Hooker and Gray in 1877 

 (possibly better referred to the var. latifoUum Barbey, I.e.) ; Half- 

 Moon Lake, Tahoe, 7,760 feet, McGregor 65; Farewell Gap, Tulare 

 County, 10,400 feet, Purpus 5152a; Little Kern River, along brooks 

 at 9-10,000 feet, Purpus 5152. 



