. 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. 338 The Oaks 57. PACIFIC POST OAK — Quercus Garryana Douglas This oak occurs from Vancouver island and southwestern British Columbia to central California, attaining a maximum height of 45 meters, with a trunk diameter of m.; on high moimtains or in exposed situations it is reduced to a shrub. The branches are stout, spreading and ascending, forming a broad compact tree. The bark is up to 2 cm. thick, shallowly fissur
. 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. 338 The Oaks 57. PACIFIC POST OAK — Quercus Garryana Douglas This oak occurs from Vancouver island and southwestern British Columbia to central California, attaining a maximum height of 45 meters, with a trunk diameter of m.; on high moimtains or in exposed situations it is reduced to a shrub. The branches are stout, spreading and ascending, forming a broad compact tree. The bark is up to 2 cm. thick, shallowly fissured into bluntish ridges covered with brown, gray or sometimes orange-brown scales. The twigs are stout, hairy, becoming smooth, red- dish brown or gray. The winter buds are ovoid, sharp-pointed, about i cm. long and very woolly. The leaves are oblong-obovate in outline, i to dm. long, the 7 to 9 lobes oblong, en- tire or wavy, rounded or pointed at the apex, the ter- minal one often 3-lobed; the base of the leaf is wedge- shaped or rounded, the mar- gin revolute; they are thick, quite leathery, dark green, smooth and shining above, light green or yellowish and hairy beneath, with stout yellowish midrib and conspicuous venation, often turn- ing scarlet before falling in the autumn; the leaf-stalk is stout, hairy, flattened, 12 to 25 mm. long. The staminate flowers are in hairy catkins 4 to 5 cm. long; calyx-lobes smooth and sharply toothed; anthers broadly oblong, notched, smooth and yellow; the pistillate flowers are usually sessile, hairy; styles very short, broad and spreading. The fruit ripens the first season, is sessile or nearly so; nut oval or somewhat obovoid, about cm. long, its seed sweet; cup depressed-hemi- spheric, to 2 cm. across, light brown and hairy inside, covered with long-tipped, thin or slightly thickened scales. The wood is hard, strong and quite tough, close-grained, light yellowish brown; its specific gravity is It is the most valuabl
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