(340 ) 
tains, Parish 4904; Snow Canyon, San Bernardino Mountains, 
Parish 5047; Deep Creek, San Bernardino Mountains, Abrams 
€¥ McGregor 729; Bluff Lake, Grinnell roo. 
7. SALIX GLAucops Anderss. in DC. Prod. 16, pt. 2: 281. 1858. 
Salix glauca villosa Anderss. Sal. Bor. Am. 22. 1858. 
Salix glaucops villosa Anderss. in DC. Prod. 16, pt. 2: 281. 
1858. 
Type locality: “In omni America septentrionali usque ad fl. 
Saskatchawan crescere dicitur.”’ 
Distribution: British Columbia eastward to the Rocky Moun- 
tains and southward to New Mexico and southern California. 
Canadian Zone. 
Specimens examined: Dollar Lake Canyon, altitude 2790 meters, 
Hall 7667; Abrams &§ McGregor 767. 
8. Satix eExicua Nutt. N. Am. Sylval: 75. 1842. 
Salix longifolia exigua Bebb. Bot. Calif. 2: 85. 1880. 
Type locality: “On the immediate border of the Oregon below 
its confluence with the Wahlamet.” 
Distribution: The Columbia Basin, eastward through the Great 
Basin region and southward to New Mexico. In California I 
have seen specimens from only the Imperial Valley, where it is 
often abundant along the main canals and channels leading from 
the Colorado River. Upper and Lower Sonoran. 
Specimens examined: Near Calexico, G.D. Abrams, July, 1902. 
g. SALIX ARGOPHYLLA Nutt. N. Am. Sylva 1: 71, pl. 20. 1842. 
Salix longifolia argophylla Anderss. in DC. Prod. 16, pt. 2: 214. 
1868. 
Salix Hindsiana Benth. (?) Pl. Hartw. 335. 1857. 
Salix Parishiana Rowlee, Bull. Torr. Bot. Club 27: 249. 1900. 
Salix macrostachya leucodermis Rowlee, Bull. Torr. Bot. Club 27: 
250. 1900. 
Type locality: “On the Boise River, toward its junction with 
the Shoshonee,”’ Idaho. 
Distribution: Washington south through Oregon and Cali- 
fornia to northern Lower California, and extending eastward to 
the Rocky Mountains. Upper and Lower Sonoran. 
Specimens examined: Oakgrove Canyon, Liebre Mountains, 
