Stránka:book 1922.djvu/428

Z thewoodcraft.org
Tato stránka nebyla zkontrolována

398 The Book of Woodcraft Black Oak, Golden Oak or Quercitron. (Quercus velutina) Seventy to 80 or even 150 feet high. The outer bark is very rough, bumpy and blackish; inner bark yellow. This yields a yellow dye called quercitron. The leaf is of the Scarlet Oak style, but has uneven cuts and usually a large solid area in the outer half. The wood is hard, coarse-grained, checks, and does not stand for weather or ground work. A cubic foot weighs 44 lbs. The acorns take two seasons to ripen. Taking the White Oak acorn as a standard of white, that is a yellowish-white, the acorn of the present when cut open is a distinct golden yellow. As in all oaks the leaves vary greatly, look for the