Forest trees of the Pacific slope . l, thin,gray-hiown plates; when separated, the scales expose a dull reddisli inner thin, smooth bark of young pole trees and of branches is a bright whitishgray, often silvery. The foliage, densely set at the ends of the bianches, isdark yellow-green, and the needle?; are 5 in a cluster (fig. 5). Tliey are fromabout If to nearly 3 inches long. Each years growth of leaves persists forapproximately five years. Cones (fig. G), mature in late summer or earlyautumn of the second year, shed Iheir seed in September and early in ai-e from 3^ to
Forest trees of the Pacific slope . l, thin,gray-hiown plates; when separated, the scales expose a dull reddisli inner thin, smooth bark of young pole trees and of branches is a bright whitishgray, often silvery. The foliage, densely set at the ends of the bianches, isdark yellow-green, and the needle?; are 5 in a cluster (fig. 5). Tliey are fromabout If to nearly 3 inches long. Each years growth of leaves persists forapproximately five years. Cones (fig. G), mature in late summer or earlyautumn of the second year, shed Iheir seed in September and early in ai-e from 3^ to 10 inches long and peculiar in having their yellowish-browu scale tips greatly thickened; inner portions of scales, pale red. 28 FOREST TREES OF THE PACIFIC SLOPE. By early AA-inter the conos have fallen from the trees. The seeds (, a) are deep raldish brown speckled with blackish brown. Seed leaves6 to 8, sometimes 0. Wood, very dense on account of its exceedingly slowgrowth; light, soft; heartwood, pale Pig. 5.—Pinus flexilis. Longevity.—Little is known of the longevity of this pine: trees from 200 to300 years old and from IS to 22 inches through are not uncommon. FOREST TREES OF THE PACIFIC SLOPE. 29 RANGE. On slopes of the Corclillenin Ilateau from the eastern side of the Continental Divide,In Alberta and Montana, sontliward to New Mexico. Arizona. Nevada, and southernCalifornia. Califorxia.—Panamint Mountains, at from 7,100 to over 10,000 feet, and on summitsof Mountains. On east slopes of Sierras at ahout 0,.300 to 10,000 feet, extendingin a belt from head of Tuttle Creek, southeast of Mount to Cottonwood Creek ;thence southward to slopes of Monache Peak. Occurs also at Mono Pass (east of ?^.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectforestsandforestry
