(411 ) 
Distribution: Liebre Mountains, southward to northern Lower 
California. ‘This is one of the characteristic shrubs of the chapar- 
ral on the interior mountains in southern California. Upper 
Sonoran. 
Specimens examined: Near San Gabriel, Bigelow, March 22, 
1853 (type); Sawpit Canyon, San Gabriel Mountains, Dudley, 
Dec. 1907; Mount Wilson trail, Abrams, July 19, 1906; near the 
summit of Mount Wilson, Abrams 2609; Mount Gleason, Elmer 
3610; Big Tejunga Wash, Abrams 1371; Oakgrove Canyon, Liebre 
Mountains, Abrams F McGregor 328; Cajon Pass, Bigelow, 1853; 
Canon Diablo, Parish 4694; Cleghorn Canyon, San Bernardino 
Mountains, Abrams F McGregor 711; Santa Ana Mountains 
near Elsinore, Baker 4144; Abrams, July 21, 1908; Nuevo, Bran- 
degee 10; Cottonwood grade, near Potrero, Abrams 3731. 
5. CEANOTHUS coRDULATUS Kell. Proc. Calif. Acad. 2: 124, pl. 39. 
1861. 
Type locality: “Brought by Dr. J. A. Veatch from Washoe.” 
Distribution: Sierra Nevada Mountains, southward through the 
mountains of southern California, where it is rather common in 
the higher altitudes of the Transition and Canadian Zones. 
Specimens examined: North Baldy, altitude 2250 meters, 
Abrams &¥ McGregor 618; Mount San Antonio, altitude 2000 
meters, Hall 1217; near Bear Valley, Abrams 2866; Mount San 
Antonio, 4brams 2706; Mount San Jacinto, Hasse 5660. 
6. CEANOTHUS soREDIATUS Hook. & Arn. Bot. Beech. 328. 1840. 
Type locality: Collected by Douglas in California. 
Distribution: Coast Ranges of central California from Solano 
County southward to northern Santa Barbara County, also in the 
San Gabriel Mountains. Upper Sonoran. 
Specimens examined: Sawpit Canyon, San Gabriel Mountains, 
Dudley, Dec. 1907. 
7. CEANOTHUS TOMENTosuUS Parry, Proc. Davenp. Acad. 5: 190. 
1889. 
Ceanothus oliganthus tomentosus K. Brand. Proc. Calif. Acad. II. 
4: 198. 1894. 
Type locality: “Brown sandstone ledges, Jone, Amador County.” 
Distribution: Foothills of the Sierra Nevada in Amador County, 
