. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. though it ascends the canyons to about 5,000 feet altitude. The follow- ing specimens were studied: Santa Barbara Co.: South side of Gaviota Pass, Munz 9299 (Po) ; Shepard's, Abrams in 1908 (St); La Cumbre Trail, Santa Inez Mts., Abrams 4309 (St). Los Angeles Co.: Summit, Santa Susanna Mts., Moxley & Grinnell 498 (St) ; Topango Can- yon, Santa Monica Mts., Munz & Harwood 3988 (Po, St); Sepulveda Canyon, Santa Monica Mts., Barber 74 (Po), Abrams 347 (St), 2552 (St); Santa Monica Mts., A
. Bulletin of the Southern California Academy of Sciences. Science; Natural history; Natural history. though it ascends the canyons to about 5,000 feet altitude. The follow- ing specimens were studied: Santa Barbara Co.: South side of Gaviota Pass, Munz 9299 (Po) ; Shepard's, Abrams in 1908 (St); La Cumbre Trail, Santa Inez Mts., Abrams 4309 (St). Los Angeles Co.: Summit, Santa Susanna Mts., Moxley & Grinnell 498 (St) ; Topango Can- yon, Santa Monica Mts., Munz & Harwood 3988 (Po, St); Sepulveda Canyon, Santa Monica Mts., Barber 74 (Po), Abrams 347 (St), 2552 (St); Santa Monica Mts., Abrams 1308 (St); Pasadena, McClatchie in 1893 (St); Little Santa Anita Canyon, Grant in 1902 (St); Mt. Wilson Trail, Grant in 1900 (St), 1260 (St); Monrovia Canyon, Peirson 440 (FP); Wilson's Peak, Brown in 1894 (Po); Evey Canyon, Johnston 2127 (Po, St); Hills south of Pomona, Johnston 2002 (Po, St); Po- mona, Munz 2270 (Po). San Bernardino Co.: Devil's Canyon, Parish 11340 (Po); North fork Deep Creek, Johnston 2866 (Po) ; Waterman's Canyon, Parish 2215 (St); San Bernardino Mt. 8. B. & W. F. Parish 481 (St). San Diego Co.: Laguna, Munz 2173 (Po), 2685 (Po), Mearns & Schoenfeldt 3555 (St); Witch Creek, Abrams 4912 vSt); Smith Mt, Parish in 1897 (St); Buckman Spring, Stokes in 1895 (St), Cleveland in 1884 (St); Spencer Valley near Julian, Abrams 3785 (St); 8 mi. north of Descanso, Munz & Harwood 7174 (Po) ; near Summit, Pine Hills, Spencer 336 (Po). Santa Catalina Island, Avalon, Grant (St), Eagle Nest, Grant & Wheeler 6155 (St). The only differences that I can find either in the specimens studied or in the literature between 8. albus and 8. mollis is a greater pubes- cence in the foliage and a less pubescence in the throat of the corolla in the southern material (mollis). For this reason I cannot consider mollis as a distinct species. This situation is somewhat in agreement with Fernald's observation (Rhodora 7:167. 1905) that "much of the northwestern mater
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