. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Great Silver Fir 79 curved on the upper fertile branches; a cross-section of the leaf shows two resin- ducts at the epidermis of the under side. The staminate flowers are oblong- cylindric, lo to 15 mm. long, the pistillate rather narrowly cylindric, 3 to 4 cm. long. The oblong cones are a little narrowed toward each end, rounded or some- what sunken at the apex, 7 to 15 cm. long, slightly hairy, yellow or green to pur- p
. North American trees : being descriptions and illustrations of the trees growing independently of cultivation in North America, north of Mexico and the West Indies . Trees. Great Silver Fir 79 curved on the upper fertile branches; a cross-section of the leaf shows two resin- ducts at the epidermis of the under side. The staminate flowers are oblong- cylindric, lo to 15 mm. long, the pistillate rather narrowly cylindric, 3 to 4 cm. long. The oblong cones are a little narrowed toward each end, rounded or some- what sunken at the apex, 7 to 15 cm. long, slightly hairy, yellow or green to pur- ple, their fan-shaped scales usually to 4 cm. wide, and three fourths as long; the papery bracts, which are scarcely haK the length of the scales, are spatulate, toothed, notched, and bristle-pointed. The dull brown seed is about 8 mm. long, the broad, shining, light purplish or brown wing scarcely twice their Fig. 60. — Silver Fir. The wood is very soft, of medium strength, coarse-grained; its specific gravity is about It is inodorous, on which account it is largely used in the manu- facture of tubs for butter. Its adaptability to various conditions of soil makes this one of the most satis- factory American coniferous trees for ornamental planting. Low's fir, Abies Lowiana A. Murray, which occurs in the region of Mt. Shasta and southward in California, is considered by some a distinct species; its leaves are darker green and the cones chestnut brown. 5. GREAT SILVER FIR—Abies grandis Lindley. This tree, which reaches a maximum height of 90 meters, with a trunk diameter of meters, is also called Yellow fir, Oregon fir. Western white fir, Grand fir,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Britton, Nathaniel Lord, 1859-1934; Shafer, John Adolph. New York : H. Holt and Co.
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