250 FOREST TREES OF THE PACIFIC SLOPE. 



Western Canada. — Not known to, but probably does, extend southward in interior 

 British Columbia, and possibly also on seaward side of coast mountains ; unknown on 

 Queen Charlotte Islands. 



Vancouver Island. — Noted on San Juan River (southwest coast.) In lower Fraser 

 River Valley up to Yale, and in Columbia River Valley at Donald, and westward in low 

 valleys of Selkirks to Kamloops Valley, here ascending to about 7,000 feet elevation. 



Washington. — Washington National Forest (West) common up to 5,000 feet, locally 

 noted at Ferndale and on Nooksak and upper Skagit rivers (Whatcom County). Eastern 

 division at 1,100 to 4,000 feet, locally noted on Lake Chelan, mouth Stehekin River and 

 near top Cascade Pass. Yakima division up to 3,000 feet, noted on Wenache Mountains, 

 Mount Rainier National Forest, up to 4,200 feet, locally noted on Nisqually River at 

 Ashford and up to a point above Longmire Springs and on Mount Adams. Olympic 

 Peninsula, locally noted on north and south forks of Skokomish River, 12 miles west 

 of Hoodsport and 8 miles south of Lake Cushman, and at head of South Fork (Mason 

 County) and in Queniult Indian Reservation and at Dryad (Chehalis County). In 

 central part of State noted in Klickitat County and in Kittitas County, locally in 

 canyons of Yakima River and its tributaries, Umptanum Creek, Atanum and Wenas 

 rivers (up to 4,200 feet), and on west slope of divide between Columbia and Yakima 

 rivers : on Columbia River from Saddle Mountains to Egbert Springs (near Trinidad, 

 Douglas County), Snake River (Columbia County) at 1,500 feet, Blue Mountains, at 

 Almota and Colfax (Whitman County) and Spokane (Spokane County). 



Oregon. — Both sides of Cascades and east, at the north to Blue Mountains and at 

 the south to Goose Lake. Noted on Deschutes River in northern Wasco County, Colum- 

 bia River in Wasco, Sherman, Gilliam. Morrow, and Umatilla counties, John Day River 

 from Hay Creek to mouth (Gilliam County), coast region of Clatsop County, Cascade 

 (North) National Forest up to 1,600 feet. Blue Mountains National Forest locally 

 noted on John Day River and its tributary, Cottonwood Creek. Noted in Wenaha and 

 Goose Lake National Forests. 



California. — Abundant in Sierras and southern cross ranges, but much less frequent 

 in coast mountains ; generally at 3,000 to 6,000 feet elevation. Klamath National Forest 

 in low situations. Vicinity of Mount Shasta only on Shasta River, at about 3,000 to 

 4.000 feet, and near Sissons on head of Sacramento River at about 3,500 feet. Shasta 

 National Forest on streams in yellow-pine belt. Locally noted as follows in northern 

 coast ranges : Lewiston trail west of town of Shasta (Trinity National Forest) ; South 

 Fork Eel River (Stony Creek National Forest) ; near Mountain House (Round Valley 

 road from Ukiah), western limit, and occasional stations to north; Mitchell Canyon 

 (Monte Diablo) : San Leandro Creek (near Alameda). Southern coast ranges: Near 

 (iilroy on Carnadero Creek (south end Santa Clara Valley i ; near Buenaventura on 

 Santa Clara River ; Monterey National Forest, on constant streams, at 500 to 2,700 

 feet, as on Sur, Carmelo, Arroyo Seco, San Antonio, and Nacimiento rivers. San Luis 

 Obispo National Forest, at 500 to 2.000 feet, preferably in such perpetual stream beds 

 as San Luis, Arroyo Grande, and Huasna rivers. Coast islands, including Santa Catalina 

 and Santa Barbara. Sierras : Plumas, Diamond Mountain, and Lassen Peak National 

 Forests ; rare in foothills ; thence throughout western slope to point on South Fork 

 of Kern River 10 miles south of Monache Meadow (lat. 36°) ; abundant on larger 

 rivers at from 3,000 to 6,000 feet elevation. Abundant in Stanislaus National Forest 

 and on larger rivers in Sierra National Forest. Locally noted as follows in Sierras : 

 Middle Fork Stanislaus River between Cow and Lily creeks, and on Mill Creek and 

 in Donalds Flat : Yosemite River ; Middle Fork San Joaquin River at Balloon Dome ; 

 Middle Fork Kings River near Crown and Blue creeks, and at Tehipite Dome ; South 

 Fork Kings River at Godard Creek, Converse Basin, and Simpsons Meadow; Bubbs 

 Creek (tributary South Fork of Kings River) ; Big Arroyo and Soda creeks (branches 

 Kern Riven : East Fork Kaweah, above Mineral King, to headwaters, and on Marble 

 Fork Kaweah ; Kern River at Funston Creek, below Little Kern Lake, and up to East 

 and West forks ; South Fork Kern 10 miles south of Monache Meadow (southern limit 

 known in Sierras ). On east slope of Sierras, only on Hockett trail to Owens Valley, and 

 in Truckee River valley, Nevada, there ascending creeks to 7.000 feet : also on Panamint 

 Mountains (east of Sierras in California), where trees were seen in Hannopee Canyon, 

 at 8,500 feet. Tehachapi Mountains, in Tejon Canyon. Southern cross ranges and south- 

 ward into San Jacinto Mountains ; generally at 1.000 to 5.000 feet. Santa Barbara 

 National Forest canyons of perpetual streams .in Santa Maria. Santa Ynez, Santa Bar- 

 bara, Matilija, Piru-Sespe, Newhall, and Elizabeth basins, at 500 to 5,250 feet, some- 

 times extending down into valleys. San Gabriel National Forest, not common below 

 4,500 feet ; locally noted on foothills near Pasadena and on San Gabriel River up to 

 6,000 feet. San Bernardino Mountains, south slopes up to 5,300 feet ; locally noted in 

 Santa Ana Canyon from mouth to " Pines," 2,500 to 5.600 feet, and on Keller and Bear 

 creeks. San Jacinto Mountains, noted on San Jacinto River and Tahquitz Creek at 

 6.000 feet. 



