52 FOEEST TREES OP THE PACIFIC SLOPE. 



murrayana) ranges from the coast and islands of Alaska southward mainly in the im- 

 mediate vicinity of the raciflc coast of British Columbia, Washington, Oregon, and Cali- 

 fornia to I'oint Arena, Mendocino County, and Gasquet, Del Norte County. In this range 

 it grows commonly from near sea level to about 500 feet elevation, but forms of it are 

 reported in Washington and Oregon up to about 3,000 feet. 



Alaska and Canada. — From western Coast Range in British Columbia eastward to 

 plateau east of Rockies. At north, on Pacific slope at Chilcat Inlet, Square Island, and 

 Skagway at sea level, and up to 1.000 feet at Glacier Station. Headwaters of Yukon 

 River from north side of White Pass to Lake Le Barge, Lewes River, and thence down 

 Yukon River to point a few miles below Fort Selkirk (latitude 62° 45'). East of the 

 Yukon, northward on divide between Klondike and McQuestion rivers to latitude 64° 

 (northern limit now known), 80 miles east of Dawson, and eastward to Mayo Lake. 

 in same latitude ; eastward on MacMillan River to a point 50 miles up the south fork, 

 and eastward on Telly River, to longitude 133° 30'. Plateau east of Rockies, on Dease 

 and Liard rivers to Devils Portage, and on Peace River to hills between Athabaska 

 River and Lesser Slave Lake and Athabaska Landing. Follows eastern foothills of 

 Rocky Mountains southward, at about 4.000 feet elevation, on line of Canadian Pacific 

 Railroad, occurring from Silver City to Laggan, but not reaching timberline. At south, 

 eastward in Assiniboia to Cypress Hills, from summits of which it extends down 500 

 feet. Throughout interior mountain region of southern British Columbia above S.r.uo 

 feet, and below that on sandy benches and river flats. 



Washington. — West of Cascades, on Pacific and Puget Sound shore and also away 

 from coast in bogs and about gravelly prairies below 3,300 feet. Noted at Westport, 

 McAllisters Lake. From Cascades eastward to northeastern and Blue mountains. Abun- 

 dant on east side of Cascades at from 3,300 to 5,000 feet, occasionally reaching 7.100 

 feet and descending to 1,500 feet ; occurs sparingly on west side in Washington National 

 Forest at 3,000 to 5,000 feet near Darrington, on Suiattle River, State Creek, upper 

 Skagit River, and northward to the Canadian boundary. On east slope of Cascades 

 descends, on Stehekin River, to 2,100 feet ; southern Washington National Forest, between 

 1.500 and 7.000 feet; Rainier National Forest, between 1,800 and 7.100 feet; ascends to 

 5.900 feet in Chelan Range ; Blue Mountains, above 3,000 feet. Colville National Forest, 

 above 4.000 feet. Noted on Mount Rainier, Mount Adams. Wenache Mountains, Falcon 

 Valley, Pend Oreille River, divide between Columbia and Yakima rivers, near Lake Cush- 

 man, and between Union City and Shelton — south of Olympic Mountains. 



Oregon. — Sea beaches, bogs, creeks, and meadows to east slopes of Cascades (below 

 6.000). Noted at Seaside and Clatsop Beach (near Tillamook Head). Cascades and east- 

 ward to Warner Mountains and Wallowa National Forest, generally between 4,000 to 

 8,000 feet ; mainly on east side of Cascades, and only at high elevations on west side. 

 In northern Cascades, at 3,500 to 5,500 feet ; noted on north side at Mount Hood from 

 3,100 (22 miles south of Hood River Station) to 5,000 feet; also on south side of 

 Mount Hood, above Government Camp at over 2,-500 feet and down west slope to 

 1,700 feet (mile east of Tollgate) ; Camas Prairie (south of Mount Hood). In south- 

 ern Cascades, on east side, at 4,200 to 8,500 feet, and at 6,200 to 8,000 feet on 

 west side. Eastward over upper Deschutes River Valley to Lava on Paulina Creek, 

 Paulina Lake and Pengras Ranch ; farther south, to East Fork Deschutes, Walker Range, 

 and Sinks creeks at 4,900 to 6,300 feet. Mount Mazama, at 4,800 to 6,300 feet and east- 

 ward to Fort Klamath, west shores Klamath Lake, and eastward on Klamath-Deschutes 

 Divide and ranges of Klamath River Basin to Warner Mountains between Goose and 

 Warner lakes. Noted in Goose Lake National Forest above 6.000 feet, east and north of 

 Gearhart Mountain, on Swamp Creek down to 5,500 feet, Elder and Bear creeks and west- 

 ward from Summer Lake to Sprague and Sycan river valleys. Reported from southern 

 coast range in Siskiyou National Forest. Blue Mountains, at 3.000 to 6,000 feet : here on 

 headwaters of North, Middle, and South forks of John Day River ; region of Meacham ; 

 headwaters of Grande Ronde and Powder rivers ; Granite Creek ; vicinity of Strawberry 

 Butte, and elsewhere. In Wallowa National Forest ; noted on Big and Little Sheep 

 creeks at 5.950 feet. 



California. — Klamath and Trinity mountains. Mount Shasta region and southward 

 throughout Sierras. Immediate sea beaches southward to Point Arena (Mendocino 

 County) and inland up Smith River (northwest Del Norte County) to Gasquet, below 

 500 feet. West side of Sierras to head of Little Kern River and to South Fork of Kern 

 and main Kern River Divide; on east side, down to Cottonwood Creek. Southern cross 

 ranges and southward to San Jacinto Mountains : westward to the coast redwood belt, 

 and eastward to Warner Mountains. Northern California, at 5,000 to 7.000 feet : at 

 6,000 to 10,000 feet in central part ; at 8,000 to 11.000 feet in southern pari. Klamath 

 National Forest, at 5,000 to 7.000 feet; northeast of Mount Shasta, about Black Butte 

 and Butte Creek, at 5.000 to 5.600 feet ; Goosenest Mountain and eastward to east and 

 northeast slopes of Glass Mountain (about 14 miles south of Tule Lake on line between 



