(339) 
Abrams 1362; Santa Ana, Helen D. Geis 554; Cosey Dell, Cajon 
Pass, Abrams 3 McGregor, 693; West Fork of Mohave River, 
Abrams &F McGregor 722; Jamul Valley, Susan G. Stokes, July, 
1895; near El Nido, Abrams 3541; Campo, Abrams 3615. 
4. SALIX LASIOLEPIS Benth. Pl. Hartw. 335. 1857. 
Type locality: “Ad ripas fluviorum Salinas et Carmel prope 
Monterey,” 
Distribution: Klamath River, southward to the northern part 
of Lower California, also in southern Arizona. In southern Cali- 
fornia this is the most common willow in the valleys and foothills. 
A form occurs in the upper parts of the Transition Zone strikingly 
different in habit. It is a bush forming low round clumps. The 
leaves are much smaller and paler. 
Specimens examined: Santa Barbara, Elmer 3911; Santa Ynez 
Mountains, Elmer 3873; Topatopa Mountains, altitude 1860 
meters, Abrams & McGregor 105; Rock Creek, San Gabriel 
Mountains, Abrams &¥ McGregor 541; Inglewood, Abrams 3103; 
vicinity of San Bernardino, Parish, May, 1899; Fish Creek, San 
Bernardino Mountains, Grinnell 35. 
5. Satrx Wartsoni (Bebb.) Rydb. Bull. Torr. Bot. Club 33: 137. 
1906. 
Salix cordata Watsoni Bebb. Bot. Calif. 2: 86. 1880. 
Type locality: “Near Carson City (Watson), and in Sierra 
County, Lemmon.” 
Distribution: Utah westward to the eastern slopes of the Sierra 
Nevada and southward to the San Jacinto Mountains. 
Specimens examined: Tahquitz Creek, San Jacinto Moun- 
tains, Hall 2447. 
6. Satrx ScouLERIANA Barratt; Hook. Fl. Bor. Am. 2: 145. 1838: 
Salix flavescens Nutt. N. Am. Sylva 1: 65. 1842. 
Salix Nuttallit Sarg. Gard. & Forest 8: 463. 1895. 
Type locality: “North West America, on the Columbia.” 
Distribution: Southern Assiniboia southward through the 
Rocky Mountains to northern New Mexico and Arizona, and along 
the Cascada Mountains and the Sierra Nevada to the San Ber- 
nardino Mountains. ‘Transition. 
Specimens examined: Faunskin Park, San Bernardino Moun- 
