Stránka:roll 1911.djvu/150

Woodcraft Ia 9 in West; even x5o feet high. Leaves 3 to 6incheslong. Found ?rom Quebec to Florida and west to the mountains. Shagbark or White Hickory A tall forest tree t?p to x2o feet high. Known at once by the great angular slabs of bark hanging partly detached from its main trunk, forced off by the growth of wood, but too tough to fall Its leaves .ar? 8 to x4 inches long, with $ to ? broad Black Walnut (.ruglain nigra) A magnificent forest tree up to x$o feet high. Wood, a dark purplish-brown or gray; hard, close-grained, strong, very dur- able in weather or ground work, and heavy; fruit round, x] inches through. Leaflets x3 to 23, and 3 to $ inches long. Found from Canada to the Gulf. White Walnut or Butternut (Juglans cinerea) A much smaller tree than the last, rarely xc? feet high, with much smoother bark, leaves similar but larger and coarser, compound of fewer leaflets, but the leaflet stalks and the new twigs are covered with sticky down. Leaves x$ to 3 inches ' long, leaflets xx to x9 in number and 3 to $ inches long; fruit oblong, 2 to 3 inches long. New Brunswick and Dakota and Common Birch or Aspen-leaved Birch (Bet?la poIndifolia) A small tree on dry and poor soil, rarely 5 feet high. Wood soft, close-grained, not strong, splits in drying, useless for weather or ground work. A cubic foot 'weighs 36 pounds. Leaves: to 3 inches long. It has a black triangular scar at each armpit. The canoe birch is without these black marks. New BrunswicLto Ontario to Pennsylvania and Delaware. Black Birch, Sweet Birch, or Mahogany Birch (Betula lenta) The largest of the birches; a great tree, in Northern forests up to 8o feet high. The bark is scarcely birchy, r?,t?'?[?f