26 FOREST TREES OF THE PACIFIC SLOPE. 



and flats, generally at 3,000 to 6.000 feet, Init on South Fork Mountain it grows at 

 5,000 feet elevation, on South Fork of Trinity River at 3,500 to 5,000 feet, on Hay Fork 

 Mountain and Bear Wallow Creek at 5,500 feet, and in Rattlesnake Basin at 3,900 feet. 

 In Stony Creek National Forest, north of Clear Lake, on slopes of north and south 

 ranges between 2,000 and 5,000 feet ; especially abundant on Pine and Sanhedrin Moun- 

 tains, and headwaters of the South Fink of Eel River. On Mayacamas mountains, 

 extending to Bartlett Mountain (northeast of Clear Lake), here on south side above 

 3,000 feet, and on west side above 3,800 feet — and to Glenbrook and Cobb Mountain, 

 in Lake County ; southward, it goes to Sutro Ranch, near Oakhill Mountain ; also on 

 north and northeast slopes of Mount St. Helena, and on south side above Tollhouse 

 and eastward, also at intervals down ridge southeast of mountain (south limit in northern 

 coast ranges). Once found on Pope and Howell mountains; also reported from many 

 points in Mendocino County and from Galloway and Austin creeks, in Sonoma County. 

 Not detected in mountains about San Francisco Bay, but is found in westmost coast 

 range at Palo Alto. In Santa Lucia Mountains, south of Monterey Bay, grows on north 

 slopes of Santa Lucia and Cone Peaks in San Antonio and Arroyo Seco river basins at 

 4,000 to 5,900 feet. In northern Sierras, mainly on west slopes, at 3,500 to 6,500 feet ele- 

 vation, occasionally extending down to 2,000 feet and up to 7,500 feet. Tehntmi County: 

 Westward on Sierras to near Lyonsville and 10 miles east of Payne. Lassin County: 

 northwest corner from point 5 miles west of Bieber westward ; not east of Big Valley ; 

 in southern part of county, eastward to Susanville ; general in Lassen Teak, Plumas, and 

 Diamond Mountain National forests; in Plumas Forest two belts occur east and west 

 of divide, mainly at 3,000 to 5,500 feet elevation, but some trees at 7,500 feet. West- 

 ward in Butte County to Magalia, North Fork Feather River, and to point about 4 miles 

 north of Bidwell Bar (1,300 feet). Yuba County: To North Fork Yuba River and Oregon 

 Hills. Eastward in Plumas County to Mount Dyer, Greenville, Quincy, and ridge west 

 of Sierra Valley. Sierra County: East slope of mountains west of Sierra Valley, reach- 

 ing 6,000 feet on west side of Yuba Pass. Nevada County: To country north of Lake 

 Tahoe. In Tahoe National Forest, eastern limits are main Sierra divide, except that 

 it extends to east slopes of Sierras at head of North Fork of American River, and near 

 shores of Lake Tahoe (at 6,250 feet elevation) ; thence descending Truckee River Canyon 

 into Nevada to a point opposite Reno, where it is scattered above 6,000 feet. Westward 

 in Placer County to Colfax (2,500 feet), Applegate, and 5 miles east of Forest Hill; 

 westward in Eldorado County to Placerville, Pleasant Valley, 6 miles east of Nashville 

 (at about 2,000 feet), and eastward on west slopes of Sierras to about 5,500 feet (Echo 

 and elsewhere). Occurs generally in Stanislaus National Forest, but not throughout 

 yellow pine belt, at 3,000 to 5,000 feet, and sometimes at 2,000 feet and 7,000 feet. Ama- 

 dor County: Westward to Oleta and Pinegrove, and eastward on v\est slope Sierras to Vol- 

 cano. Calaveras County: Westward to point (1,500 feet) 6 miles east of San Andreas, 

 and 4 miles east of Murphys ; eastward to West Point, Railroad Flat, Big Trees, and 10 

 miles west of Bloods at 6,600 feet. Tuolumne County: Westward to Soulsbyville 

 and Bigoak Flat ; eastward (at about 6,200 feet) to between Cold Spring and Eureka 

 Valley, at Aspen Meadows (6.200 feet), North Crane Creek (about 6,000 feet). Mari- 

 posa County: Westward to Ball Creek- (east Coultervillei. points (3.000 feet) 4 miles 

 east of Mariposa, and 3 miles east of Wassama. Extends eastward to Yosemite Valley, 

 occurring here as follows : Little Yosemite and eastward at 6,800 to 7,000 feet, and Sun- 

 rise Ridge at 7,600 feet; Yosemite Falls trail (near top of fall) at about 7,000 feet, 

 and Indian Canyon Basin ; south of Yosemite from head of Nevada Fall (6,000 feet) 

 to Glacier Point (7,300 feet), and southwestward to Yosemite, Wawona road (at Chin- 

 quapin) ; Sentinel Dome at about 7,500 to 7,700 feet, or more. In southern Sierras it 

 grows at elevations between 5,500 and 9,000 feet, or occasionally down to 4,500 feet. 

 Fresno County: Eastward to Bubbs Creek (tributary of Kings River) ; Summit Meadow 

 at 8,000 feet. Tulare Comity: In Sequoia National Park and adjacent parts of Kaweah 

 watersheds ; in Buck Canyon, near Bear Paw Meadow, and between Cliff, Canyon, and 

 Deer creeks (tributaries of Middle Fork Kaweah I ; Kern River Canyon (near Kern 

 Lakes) ; part of Tule River Indian Reservation (South Fork of Tule River) and east- 

 ward on Sierras. Occurs on Greenhorn and Tiute ranges at 6,000 to 7,000 feet, Mount 

 Breckenridge, on other mountains south of South Fork of Kern River, and on Tehachapi 

 Mountains, where, as in Tejon Canyon, it grows at 6,000 to 7,500 feet. Quite general in 

 southern California mountains at from about 5,000 to over 8,500 feet. In Santa Bar- 

 bara National Forest, at 5.000 to 7.500 feet and sometimes up to 8,800 feet, on San 

 Rafael to San Emlgdio Mountains, Mount Pinos, and other mountains in basins of Piru- 

 Sespe and Santa Maria rivers. In Sierra Madre Mountains, it grows between 5,500 and 

 8,500 feet at Strands, near Pasadena, on Waterman Mountain, Mount Gleason, Straw- 

 berry Peak, Mount Wilson. Pine Flats, Mount Islip, Prairie Forks, and on Mount San 

 Antonio ; on San Bernardino Mountains between 4,500 to 8,000 feet, and occasionally 

 from 4,000 to 10,500 feet, but mainly on top of range from T. 2 N, R. 5, W, eastward 



